(10^156). This is a very gigantic number!
A Unquinquagintillionaire is someone whos assets, net worth or wealth is 1 or more Unquinquagintillion. It is unlikely anyone will ever be a true Unquinquagintillionaire. If you want to be a Unquinquagintillionaire, play Tap Tales!
Unquinquagintillion is not the largest number.
best describes the largest possible number - if there even is one! We cannot comprehend what the largest number actually is.