232267172881 has 2 divisors, whose sum is σ = 232267172882. Its totient is φ = 232267172880.

The previous prime is 232267172783. The next prime is 232267172887. The reversal of 232267172881 is 188271762232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216077155281 + 16190017600 = 464841^2 + 127240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232267172881 is a prime.

It is a super-2 number, since 2×232267172881² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (232267172887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116133586440 + 116133586441.

It is an arithmetic number, because the mean of its divisors is an integer number (116133586441).

Almost surely, 2^232267172881 is an apocalyptic number.

It is an amenable number.

232267172881 is a deficient number, since it is larger than the sum of its proper divisors (1).

232267172881 is an equidigital number, since it uses as much as digits as its factorization.

232267172881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 903168, while the sum is 49.

The spelling of 232267172881 in words is "two hundred thirty-two billion, two hundred sixty-seven million, one hundred seventy-two thousand, eight hundred eighty-one".