239791642945092 has 144 divisors (see below), whose sum is σ = 739255756861440. Its totient is φ = 63974055591936.

The previous prime is 239791642945021. The next prime is 239791642945097. The reversal of 239791642945092 is 290549246197932.

239791642945092 is a `hidden beast` number, since 2 + 3 + 9 + 7 + 9 + 1 + 64 + 29 + 450 + 92 = 666.

239791642945092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 239791642945092.

It is not an unprimeable number, because it can be changed into a prime (239791642945097) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 219825117 + ... + 220913252.

It is an arithmetic number, because the mean of its divisors is an integer number (5133720533760).

Almost surely, 2^{239791642945092} is an apocalyptic number.

It is an amenable number.

239791642945092 is an abundant number, since it is smaller than the sum of its proper divisors (499464113916348).

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

239791642945092 is a wasteful number, since it uses less digits than its factorization.

239791642945092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440738530 (or 440738525 counting only the distinct ones).

The product of its (nonzero) digits is 529079040, while the sum is 72.

The spelling of 239791642945092 in words is "two hundred thirty-nine trillion, seven hundred ninety-one billion, six hundred forty-two million, nine hundred forty-five thousand, ninety-two".