It's about 1,500,000,000 times as heavy as a liter of Water.
In other words, 3,600,000,000 pounds is 1,632,887,000 times the weight of a liter of Water, and the weight of a liter of Water is 0.00000000061241220 times that amount.(fresh; 4° C / 39.2° F; maximum density)
Contrary to popular belief, 1 liter (0.0.264172052358148 gal) of water at 4° C / 39.2° F (its point of maximum density) weighs 2.2046840 pounds rather than 1 kg exactly. The total volume of water on the planet Earth is about 13,590,000,000,000,000,000 (13.59 quntillion) L (3,590,000,000,000,000,000 gallons).
It's about 1,000,000,000 times as heavy as a Human Brain.
In other words, 3,600,000,000 pounds is 1,210,000,000 times the weight of a Human Brain, and the weight of a Human Brain is 0.0000000008260 times that amount.(adult)
The average weight of an adult human brain is between 2.980 pounds. In humans and primates, sight and vision utilize about 30 different parts of the brain which together account for about half of the brain's size.
It's about 750,000,000 times as heavy as a Chihuahua.
In other words, 3,600,000,000 pounds is 726,000,000 times the weight of a Chihuahua, and the weight of a Chihuahua is 0.000000001380 times that amount.(a.k.a. Chihuahue(o) (FCI standard)
The F&d&ration Cynologique Internationale (FCI) calls for Chihuahuas to weigh about 4.960 pounds. Relative to their body sizes, Chihuahuas have the largest brain size of any dog breed.
It's about 550,000,000 times as heavy as a Brick.
In other words, the weight of a Brick is 0.00000000180 times 3,600,000,000 pounds.(Standard, traditional face brick - 1,900 cu. cm (120 cu. in))
A standard, traditional face brick weighs an average of 6.40 pounds. The steeple of the Church of St. Martin in Landshut, Germany is said to be the tallest brick tower in the world at a height of 130.6 m (428.5 ft) and was constructed using an estimated 650,000 bricks.
It's about 400,000,000 times as heavy as a Cat.
In other words, the weight of a Cat is 0.00000000300 times 3,600,000,000 pounds.(Felis catus) (Domestic; healthy weight)
The average domestic cat should weigh between 10 pounds. Cats are known for their righting reflex, which allows them to land on their feet and survive falls from heights of 1 m (3 ft) up to about 21 m.
It's about 300,000,000 times as heavy as a Gallon of Paint.
It's about 250,000,000 times as heavy as a Bowling Ball.
In other words, the weight of a Bowling Ball is 0.000000004166666670 times 3,600,000,000 pounds.(most common selection among male bowlers)
With an allowable range of 6 lbs to 16 lbs, the most-preferred bowling ball weight among adult, male bowlers is 15 lbs. Because regulation balls measure the same diameter irrespective of their weight, ball density varies by size and balls weighing less than about 11.0231131 pounds will float in water.