72108013502932 has 36 divisors (see below), whose sum is σ = 138730158116928. Its totient is φ = 32770102829200.

The previous prime is 72108013502881. The next prime is 72108013503059. The reversal of 72108013502932 is 23920531080127.

It is a super-2 number, since 2×72108013502932² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11708638 + ... + 16772245.

It is an arithmetic number, because the mean of its divisors is an integer number (3853615503248).

Almost surely, 2^{72108013502932} is an apocalyptic number.

It is an amenable number.

72108013502932 is a deficient number, since it is larger than the sum of its proper divisors (66622144613996).

72108013502932 is a wasteful number, since it uses less digits than its factorization.

72108013502932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28486140 (or 28486127 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 72108013502932 in words is "seventy-two trillion, one hundred eight billion, thirteen million, five hundred two thousand, nine hundred thirty-two".