It's about 4,000 times as heavy as a Reindeer
In other words, 635,000,000 grams is 3,840 times the weight of a Reindeer, and the weight of a Reindeer is 0.00026 times that amount.(for Rangifer tarandus granti, adult, bull) (a.k.a. Caribou) ()Rangifer tarandus)
An adult, male reindeer weighs between 166,000 grams. Reindeer undertake a lengthy annual migration, with some herds traveling up to 5,000 km.
To all those observing, Merry Christmas from the Measure of Things.
It's about 4,000 times as heavy as a Panda Bear
In other words, 635,000,000 grams is 4,200 times the weight of a Panda Bear, and the weight of a Panda Bear is 0.00024 times that amount.(a.k.a. Giant Panda, Ailuropoda melanoleuca)(Adult, male)
An adult, male Giant Panda weighs up to 150,000 grams. Despite having the digestive system of a carnivore, the panda eats only bamboo and must eat up to 6,400 grams of it per day to compensate for the limited energy the plant provides.
It's about 7,500 times as heavy as a Kangaroo
It's about 8,500 times as heavy as a Beer Keg
In other words, 635,000,000 grams is 8,722 times the weight of a Beer Keg, and the weight of a Beer Keg is 0.0001147 times that amount.(for US half-barrel, full keg; draft beer; including keg itself, stainless steel)
A typical, half-barrel beer keg weighs 72,800 grams when full. A keg of this size contains 15.5 gallons of beer, or the equivalent of 6.8 cases.
It's about one-nine-thousandth as heavy as The Great Pyramid of Giza
In other words, 635,000,000 grams is 0.00011 times the weight of The Great Pyramid of Giza, and the weight of The Great Pyramid of Giza is 9,100 times that amount.(a.k.a. Pyramid of Khufu, a.k.a. Pyramid of Cheops) (Cairo, Egypt)
The Great Pyramid of Giza has an estimated mass of 5,900,000,000,000 grams. The 2,300,000 stones used in the construction of the pyramid weighed an average 2,300,000 grams and were quarried from distances of up to 805 km (500 mi) away.
It's about 15,000 times as heavy as an Octopus
In other words, the weight of an Octopus is 0.0000770 times 635,000,000 grams.(for Giant Pacific Octopus, Enteroctopus) (Adult, average)
The adult North Pacific Giant Octopus usually weighs around 50,000 grams. It is the largest octopus species and is known for its considerable intelligence, including the ability to open jars, solve mazes, and mimic other octopuses.
It's about 15,000 times as heavy as a Toilet
In other words, 635,000,000 grams is 14,600 times the weight of a Toilet, and the weight of a Toilet is 0.00006850 times that amount.(KOHLER Round front sitting flush toilet, model #K-11471-0)
The weight of a typical round front sitting flush toilet is 43,600 grams. The Indian town of Musiri in Tamil Nadu state features the world's only paying toilet, which rewards its users up to 10¢ Indian (10 paisas) per visit and uses the waste for compost and fertilizer.