72411256473712 has 40 divisors (see below), whose sum is σ = 155172354715616. Its totient is φ = 32517320990976.

The previous prime is 72411256473707. The next prime is 72411256473733. The reversal of 72411256473712 is 21737465211427.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a self number, because there is not a number n which added to its sum of digits gives 72411256473712.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4704465828 + ... + 4704481219.

Almost surely, 2^{72411256473712} is an apocalyptic number.

It is an amenable number.

72411256473712 is an abundant number, since it is smaller than the sum of its proper divisors (82761098241904).

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

72411256473712 is a wasteful number, since it uses less digits than its factorization.

72411256473712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9408947105 (or 9408947099 counting only the distinct ones).

The product of its digits is 3951360, while the sum is 52.

The spelling of 72411256473712 in words is "seventy-two trillion, four hundred eleven billion, two hundred fifty-six million, four hundred seventy-three thousand, seven hundred twelve".