72670406673264 has 40 divisors (see below), whose sum is σ = 187734710919312. Its totient is φ = 24223104115200.

The previous prime is 72670406673257. The next prime is 72670406673289. The reversal of 72670406673264 is 46237660407627.

It is a junction number, because it is equal to n+sod(n) for n = 72670406673198 and 72670406673207.

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, 8169099 + ... + 14562794.

Almost surely, 2^{72670406673264} is an apocalyptic number.

It is an amenable number.

72670406673264 is an abundant number, since it is smaller than the sum of its proper divisors (115064304246048).

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

72670406673264 is a wasteful number, since it uses less digits than its factorization.

72670406673264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22798505 (or 22798499 counting only the distinct ones).

The product of its (nonzero) digits is 85349376, while the sum is 60.

The spelling of 72670406673264 in words is "seventy-two trillion, six hundred seventy billion, four hundred six million, six hundred seventy-three thousand, two hundred sixty-four".