86622666022864 has 20 divisors (see below), whose sum is σ = 167901549808356. Its totient is φ = 43293233814272.

The previous prime is 86622666022843. The next prime is 86622666022897. The reversal of 86622666022864 is 46822066622668.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 46619672179600 + 40002993843264 = 6827860^2 + 6324792^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86622666022796 and 86622666022805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1131160339 + ... + 1131236914.

Almost surely, 2^{86622666022864} is an apocalyptic number.

It is an amenable number.

86622666022864 is a deficient number, since it is larger than the sum of its proper divisors (81278883785492).

86622666022864 is a wasteful number, since it uses less digits than its factorization.

86622666022864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2262399654 (or 2262399648 counting only the distinct ones).

The product of its (nonzero) digits is 191102976, while the sum is 64.

The spelling of 86622666022864 in words is "eighty-six trillion, six hundred twenty-two billion, six hundred sixty-six million, twenty-two thousand, eight hundred sixty-four".