Obviously "large numbers"

Schools do not have to have numbers, some just have names. In very large cities, it is sometimes convenient to number schools for administrative purposes.

Quadrillion comes after trillion.

You can review the list, below, and discover all the names of large numbers up to the family of googolplex numbers.

An INS (Internet Name Server) supplies names and numbers to computers on the internet. Large ISP's (Internet Service Providers) like Charter, Comcast, Road Runner & SBC own the INS's. The names and numbers are controlled by ICANN (Internet Corporation for Assigned Names & Numbers).