8921875937572 has 24 divisors (see below), whose sum is σ = 16815756922496. Its totient is φ = 4117433236128.

The previous prime is 8921875937551. The next prime is 8921875937587. The reversal of 8921875937572 is 2757395781298.

It is a junction number, because it is equal to n+sod(n) for n = 8921875937495 and 8921875937504.

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, 6801228 + ... + 8006275.

Almost surely, 2^{8921875937572} is an apocalyptic number.

It is an amenable number.

8921875937572 is a deficient number, since it is larger than the sum of its proper divisors (7893880984924).

8921875937572 is a wasteful number, since it uses less digits than its factorization.

8921875937572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14819107 (or 14819105 counting only the distinct ones).

The product of its digits is 533433600, while the sum is 73.

The spelling of 8921875937572 in words is "eight trillion, nine hundred twenty-one billion, eight hundred seventy-five million, nine hundred thirty-seven thousand, five hundred seventy-two".