8669912052864 has 64 divisors (see below), whose sum is σ = 23043839942880. Its totient is φ = 2888165376000.

The previous prime is 8669912052859. The next prime is 8669912052899. The reversal of 8669912052864 is 4682502199668.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 8669912052795 and 8669912052804.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6436402 + ... + 7665969.

Almost surely, 2^{8669912052864} is an apocalyptic number.

It is an amenable number.

8669912052864 is an abundant number, since it is smaller than the sum of its proper divisors (14373927890016).

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

8669912052864 is a wasteful number, since it uses less digits than its factorization.

8669912052864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14103989 (or 14103977 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 66.

The spelling of 8669912052864 in words is "eight trillion, six hundred sixty-nine billion, nine hundred twelve million, fifty-two thousand, eight hundred sixty-four".