232164157842 has 24 divisors (see below), whose sum is σ = 519248870400. Its totient is φ = 74891663640.

The previous prime is 232164157717. The next prime is 232164157847. The reversal of 232164157842 is 248751461232.

232164157842 is a `hidden beast` number, since 2 + 32 + 1 + 6 + 4 + 1 + 578 + 42 = 666.

232164157842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (232164157847) 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 11 ways as a sum of consecutive naturals, for example, 208031842 + ... + 208032957.

It is an arithmetic number, because the mean of its divisors is an integer number (21635369600).

Almost surely, 2^232164157842 is an apocalyptic number.

232164157842 is an abundant number, since it is smaller than the sum of its proper divisors (287084712558).

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

232164157842 is a wasteful number, since it uses less digits than its factorization.

232164157842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416064838 (or 416064835 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The spelling of 232164157842 in words is "two hundred thirty-two billion, one hundred sixty-four million, one hundred fifty-seven thousand, eight hundred forty-two".