50785912172 has 12 divisors (see below), whose sum is σ = 88884392016. Its totient is φ = 25390371600.

The previous prime is 50785912159. The next prime is 50785912187. The reversal of 50785912172 is 27121958705.

50785912172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601568 + ... + 680775.

It is an arithmetic number, because the mean of its divisors is an integer number (7407032668).

Almost surely, 2^50785912172 is an apocalyptic number.

It is an amenable number.

50785912172 is a deficient number, since it is larger than the sum of its proper divisors (38098479844).

50785912172 is a wasteful number, since it uses less digits than its factorization.

50785912172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292248 (or 1292246 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 47.

The spelling of 50785912172 in words is "fifty billion, seven hundred eighty-five million, nine hundred twelve thousand, one hundred seventy-two".