2173579792388 has 24 divisors (see below), whose sum is σ = 3807990688320. Its totient is φ = 1085582722400.

The previous prime is 2173579792369. The next prime is 2173579792411. The reversal of 2173579792388 is 8832979753712.

It is a super-2 number, since 2×2173579792388² (a number of 25 digits) contains 22 as substring.

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, 38137313 + ... + 38194263.

It is an arithmetic number, because the mean of its divisors is an integer number (158666278680).

Almost surely, 2^{2173579792388} is an apocalyptic number.

It is an amenable number.

2173579792388 is a deficient number, since it is larger than the sum of its proper divisors (1634410895932).

2173579792388 is a wasteful number, since it uses less digits than its factorization.

2173579792388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67387 (or 67385 counting only the distinct ones).

The product of its digits is 320060160, while the sum is 71.

The spelling of 2173579792388 in words is "two trillion, one hundred seventy-three billion, five hundred seventy-nine million, seven hundred ninety-two thousand, three hundred eighty-eight".