how many people would it take to cross the universe

//why are you searching this but then again why was i searching this ok well if you stacked average sizeed people at 172 cm you would need 509,968,080,000,000,000,000,000,000,000,000,000,000,000,000,000,000 people or 5.0996808e+43 so i hope this helps you i dont know how it would but who knows ok bye