165031904196 has 30 divisors (see below), whose sum is σ = 431425997310. Its totient is φ = 55010634624.

The previous prime is 165031904179. The next prime is 165031904201. The reversal of 165031904196 is 691409130561.

165031904196 is a `hidden beast` number, since 1 + 6 + 503 + 19 + 0 + 41 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 143879110596 + 21152793600 = 379314^2 + 145440^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 254678541 + ... + 254679188.

It is an arithmetic number, because the mean of its divisors is an integer number (14380866577).

Almost surely, 2^165031904196 is an apocalyptic number.

It is an amenable number.

165031904196 is an abundant number, since it is smaller than the sum of its proper divisors (266394093114).

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

165031904196 is a wasteful number, since it uses less digits than its factorization.

165031904196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509357745 (or 509357734 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The spelling of 165031904196 in words is "one hundred sixty-five billion, thirty-one million, nine hundred four thousand, one hundred ninety-six".