232158992788 has 6 divisors (see below), whose sum is σ = 406278237386. Its totient is φ = 116079496392.

The previous prime is 232158992771. The next prime is 232158992803. The reversal of 232158992788 is 887299851232.

It can be written as a sum of positive squares in only one way, i.e., 133077580804 + 99081411984 = 364798^2 + 314772^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29019874095 + ... + 29019874102.

Almost surely, 2^232158992788 is an apocalyptic number.

It is an amenable number.

232158992788 is a deficient number, since it is larger than the sum of its proper divisors (174119244598).

232158992788 is a wasteful number, since it uses less digits than its factorization.

232158992788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58039748201 (or 58039748199 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 64.

The spelling of 232158992788 in words is "two hundred thirty-two billion, one hundred fifty-eight million, nine hundred ninety-two thousand, seven hundred eighty-eight".