864165048 has 16 divisors (see below), whose sum is σ = 2160412680. Its totient is φ = 288055008.

The previous prime is 864165037. The next prime is 864165061. The reversal of 864165048 is 840561468.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18003415 + ... + 18003462.

Almost surely, 2^864165048 is an apocalyptic number.

It is an amenable number.

864165048 is an abundant number, since it is smaller than the sum of its proper divisors (1296247632).

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

864165048 is a wasteful number, since it uses less digits than its factorization.

864165048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36006886 (or 36006882 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 864165048 is about 29396.6843028257. The cubic root of 864165048 is about 952.5012748586.

The spelling of 864165048 in words is "eight hundred sixty-four million, one hundred sixty-five thousand, forty-eight".