72013789008 has 120 divisors (see below), whose sum is σ = 234675836928. Its totient is φ = 20187138816.

The previous prime is 72013788881. The next prime is 72013789027. The reversal of 72013789008 is 80098731027.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 620560 + ... + 727407.

Almost surely, 2^72013789008 is an apocalyptic number.

It is an amenable number.

72013789008 is an abundant number, since it is smaller than the sum of its proper divisors (162662047920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72013789008 is a wasteful number, since it uses less digits than its factorization.

72013789008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348041 (or 1348032 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 45.

The spelling of 72013789008 in words is "seventy-two billion, thirteen million, seven hundred eighty-nine thousand, eight".