72970862658 has 96 divisors (see below), whose sum is σ = 154307788992. Its totient is φ = 22989657600.

The previous prime is 72970862633. The next prime is 72970862677. The reversal of 72970862658 is 85626807927.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62314413 + ... + 62315583.

It is an arithmetic number, because the mean of its divisors is an integer number (1607372802).

Almost surely, 2^72970862658 is an apocalyptic number.

72970862658 is an abundant number, since it is smaller than the sum of its proper divisors (81336926334).

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

72970862658 is a wasteful number, since it uses less digits than its factorization.

72970862658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440 (or 1397 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 60.

The spelling of 72970862658 in words is "seventy-two billion, nine hundred seventy million, eight hundred sixty-two thousand, six hundred fifty-eight".