72015364670 has 16 divisors (see below), whose sum is σ = 129767207760. Its totient is φ = 28775134464.

The previous prime is 72015364661. The next prime is 72015364693. The reversal of 72015364670 is 7646351027.

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, 3866672 + ... + 3885251.

It is an arithmetic number, because the mean of its divisors is an integer number (8110450485).

Almost surely, 2^72015364670 is an apocalyptic number.

72015364670 is a deficient number, since it is larger than the sum of its proper divisors (57751843090).

72015364670 is a wasteful number, since it uses less digits than its factorization.

72015364670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752859.

The product of its (nonzero) digits is 211680, while the sum is 41.

The spelling of 72015364670 in words is "seventy-two billion, fifteen million, three hundred sixty-four thousand, six hundred seventy".