864348032400886 has 32 divisors (see below), whose sum is σ = 1416149374661280. Its totient is φ = 392396303232000.

The previous prime is 864348032400869. The next prime is 864348032400899. The reversal of 864348032400886 is 688004230843468.

It is a super-2 number, since 2×864348032400886² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85793536 + ... + 95337436.

It is an arithmetic number, because the mean of its divisors is an integer number (44254667958165).

Almost surely, 2^{864348032400886} is an apocalyptic number.

864348032400886 is a deficient number, since it is larger than the sum of its proper divisors (551801342260394).

864348032400886 is a wasteful number, since it uses less digits than its factorization.

864348032400886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9549040.

The product of its (nonzero) digits is 169869312, while the sum is 64.

The spelling of 864348032400886 in words is "eight hundred sixty-four trillion, three hundred forty-eight billion, thirty-two million, four hundred thousand, eight hundred eighty-six".