108125508172 has 12 divisors (see below), whose sum is σ = 206421424776. Its totient is φ = 49147958240.

The previous prime is 108125508137. The next prime is 108125508181. The reversal of 108125508172 is 271805521801.

108125508172 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×108125508172² (a number of 23 digits) contains 22 as substring.

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, 1228698913 + ... + 1228699000.

It is an arithmetic number, because the mean of its divisors is an integer number (17201785398).

Almost surely, 2^108125508172 is an apocalyptic number.

It is an amenable number.

108125508172 is a deficient number, since it is larger than the sum of its proper divisors (98295916604).

108125508172 is a wasteful number, since it uses less digits than its factorization.

108125508172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457397928 (or 2457397926 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 40.

The spelling of 108125508172 in words is "one hundred eight billion, one hundred twenty-five million, five hundred eight thousand, one hundred seventy-two".