868860664022 has 32 divisors (see below), whose sum is σ = 1439427483648. Its totient is φ = 390802347936.

The previous prime is 868860663919. The next prime is 868860664031. The reversal of 868860664022 is 220466068868.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381878 + ... + 1372425.

It is an arithmetic number, because the mean of its divisors is an integer number (44982108864).

Almost surely, 2^868860664022 is an apocalyptic number.

868860664022 is a deficient number, since it is larger than the sum of its proper divisors (570566819626).

868860664022 is a wasteful number, since it uses less digits than its factorization.

868860664022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754804.

The product of its (nonzero) digits is 10616832, while the sum is 56.

The spelling of 868860664022 in words is "eight hundred sixty-eight billion, eight hundred sixty million, six hundred sixty-four thousand, twenty-two".