72520676524 has 12 divisors (see below), whose sum is σ = 128097270504. Its totient is φ = 35921456384.

The previous prime is 72520676479. The next prime is 72520676563. The reversal of 72520676524 is 42567602527.

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, 84719989 + ... + 84720844.

It is an arithmetic number, because the mean of its divisors is an integer number (10674772542).

Almost surely, 2^72520676524 is an apocalyptic number.

It is an amenable number.

72520676524 is a deficient number, since it is larger than the sum of its proper divisors (55576593980).

72520676524 is a wasteful number, since it uses less digits than its factorization.

72520676524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169440944 (or 169440942 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 46.

The spelling of 72520676524 in words is "seventy-two billion, five hundred twenty million, six hundred seventy-six thousand, five hundred twenty-four".