232660557801 has 81 divisors (see below), whose sum is σ = 396543548349. Its totient is φ = 131067729072.

The previous prime is 232660557781. The next prime is 232660557809. The reversal of 232660557801 is 108755066232.

The square root of 232660557801 is 482349.

It is a perfect power (a square), and thus also a powerful number.

232660557801 is a `hidden beast` number, since 2 + 32 + 6 + 60 + 557 + 8 + 0 + 1 = 666.

It is not a de Polignac number, because 232660557801 - 2³⁵ = 198300819433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (232660557809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1043320776 + ... + 1043320998.

Almost surely, 2^232660557801 is an apocalyptic number.

232660557801 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

232660557801 is the 482349-th square number.

232660557801 is the 241175-th centered octagonal number.

It is an amenable number.

232660557801 is a deficient number, since it is larger than the sum of its proper divisors (163882990548).

232660557801 is an equidigital number, since it uses as much as digits as its factorization.

232660557801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672 (or 336 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 232660557801 in words is "two hundred thirty-two billion, six hundred sixty million, five hundred fifty-seven thousand, eight hundred one".