72700663084 has 24 divisors (see below), whose sum is σ = 146900314400. Its totient is φ = 30836215296.

The previous prime is 72700663031. The next prime is 72700663097. The reversal of 72700663084 is 48036600727.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 72700663084.

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, 13381059 + ... + 13386490.

Almost surely, 2^72700663084 is an apocalyptic number.

It is an amenable number.

72700663084 is an abundant number, since it is smaller than the sum of its proper divisors (74199651316).

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

72700663084 is a wasteful number, since it uses less digits than its factorization.

72700663084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26767657 (or 26767655 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 72700663084 in words is "seventy-two billion, seven hundred million, six hundred sixty-three thousand, eighty-four".