446164590864 has 20 divisors (see below), whose sum is σ = 1152591859856. Its totient is φ = 148721530272.

The previous prime is 446164590857. The next prime is 446164590869. The reversal of 446164590864 is 468095461644.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (446164590869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4647547774 + ... + 4647547869.

Almost surely, 2^446164590864 is an apocalyptic number.

It is an amenable number.

446164590864 is an abundant number, since it is smaller than the sum of its proper divisors (706427268992).

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

446164590864 is a wasteful number, since it uses less digits than its factorization.

446164590864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9295095654 (or 9295095648 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 57.

The spelling of 446164590864 in words is "four hundred forty-six billion, one hundred sixty-four million, five hundred ninety thousand, eight hundred sixty-four".