72512140024 has 16 divisors (see below), whose sum is σ = 136001227320. Its totient is φ = 36245146080.

The previous prime is 72512139989. The next prime is 72512140033. The reversal of 72512140024 is 42004121527.

It is a junction number, because it is equal to n+sod(n) for n = 72512139974 and 72512140001.

It is a congruent number.

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, 1337247 + ... + 1390414.

Almost surely, 2^72512140024 is an apocalyptic number.

It is an amenable number.

72512140024 is a deficient number, since it is larger than the sum of its proper divisors (63489087296).

72512140024 is a wasteful number, since it uses less digits than its factorization.

72512140024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2730990 (or 2730986 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The spelling of 72512140024 in words is "seventy-two billion, five hundred twelve million, one hundred forty thousand, twenty-four".