72220750760 has 32 divisors (see below), whose sum is σ = 162542820960. Its totient is φ = 28880099136.

The previous prime is 72220750759. The next prime is 72220750867. The reversal of 72220750760 is 6705702227.

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, 112634 + ... + 396393.

It is an arithmetic number, because the mean of its divisors is an integer number (5079463155).

Almost surely, 2^72220750760 is an apocalyptic number.

It is an amenable number.

72220750760 is an abundant number, since it is smaller than the sum of its proper divisors (90322070200).

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

72220750760 is a wasteful number, since it uses less digits than its factorization.

72220750760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512585 (or 512581 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 38.

The spelling of 72220750760 in words is "seventy-two billion, two hundred twenty million, seven hundred fifty thousand, seven hundred sixty".