8656322860 has 24 divisors (see below), whose sum is σ = 19135030320. Its totient is φ = 3280290624.

The previous prime is 8656322821. The next prime is 8656322861. The reversal of 8656322860 is 682236568.

It is a self number, because there is not a number n which added to its sum of digits gives 8656322860.

It is not an unprimeable number, because it can be changed into a prime (8656322861) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11389519 + ... + 11390278.

It is an arithmetic number, because the mean of its divisors is an integer number (797292930).

Almost surely, 2^8656322860 is an apocalyptic number.

It is an amenable number.

8656322860 is an abundant number, since it is smaller than the sum of its proper divisors (10478707460).

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

8656322860 is a wasteful number, since it uses less digits than its factorization.

8656322860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22779825 (or 22779823 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 8656322860 is about 93039.3618851720. The cubic root of 8656322860 is about 2053.2625313497.

The spelling of 8656322860 in words is "eight billion, six hundred fifty-six million, three hundred twenty-two thousand, eight hundred sixty".