165132375264 has 36 divisors (see below), whose sum is σ = 469595192976. Its totient is φ = 55044124992.

The previous prime is 165132375251. The next prime is 165132375277. The reversal of 165132375264 is 462573231561.

165132375264 is a `hidden beast` number, since 1 + 6 + 5 + 13 + 2 + 375 + 264 = 666.

It is an interprime number because it is at equal distance from previous prime (165132375251) and next prime (165132375277).

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 286687864 + ... + 286688439.

It is an arithmetic number, because the mean of its divisors is an integer number (13044310916).

Almost surely, 2^165132375264 is an apocalyptic number.

It is an amenable number.

165132375264 is an abundant number, since it is smaller than the sum of its proper divisors (304462817712).

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

165132375264 is a wasteful number, since it uses less digits than its factorization.

165132375264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573376319 (or 573376308 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The spelling of 165132375264 in words is "one hundred sixty-five billion, one hundred thirty-two million, three hundred seventy-five thousand, two hundred sixty-four".