8879623656 has 16 divisors (see below), whose sum is σ = 22199059200. Its totient is φ = 2959874544.

The previous prime is 8879623619. The next prime is 8879623679. The reversal of 8879623656 is 6563269788.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 8879623656.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184992136 + ... + 184992183.

It is an arithmetic number, because the mean of its divisors is an integer number (1387441200).

Almost surely, 2^8879623656 is an apocalyptic number.

It is an amenable number.

8879623656 is an abundant number, since it is smaller than the sum of its proper divisors (13319435544).

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

8879623656 is a wasteful number, since it uses less digits than its factorization.

8879623656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369984328 (or 369984324 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 60.

The square root of 8879623656 is about 94231.7550298200. The cubic root of 8879623656 is about 2070.7683562697.

The spelling of 8879623656 in words is "eight billion, eight hundred seventy-nine million, six hundred twenty-three thousand, six hundred fifty-six".