The 3,959,502,806th person alive on this earth, and I was the 78,257,026,753rd person to ever be born. It was interesting to me how this was calculated. To explain, it is a certain population division formula that the United Nations uses for population figures. One way of making this figure is to estimate certain population growths over time.
You can determine your figures as far as what number you were on this earth (click the following link):
or go directly to this link: