232550405133555 has 32 divisors (see below), whose sum is σ = 372343624688448. Its totient is φ = 123939244800000.

The previous prime is 232550405133517. The next prime is 232550405133691. The reversal of 232550405133555 is 555331504055232.

It is not a de Polignac number, because 232550405133555 - 2⁷ = 232550405133427 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 178650055 + ... + 179947055.

It is an arithmetic number, because the mean of its divisors is an integer number (11635738271514).

Almost surely, 2^{232550405133555} is an apocalyptic number.

232550405133555 is a deficient number, since it is larger than the sum of its proper divisors (139793219554893).

232550405133555 is a wasteful number, since it uses less digits than its factorization.

232550405133555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305447.

The product of its (nonzero) digits is 6750000, while the sum is 48.

Adding to 232550405133555 its reverse (555331504055232), we get a palindrome (787881909188787).

The spelling of 232550405133555 in words is "two hundred thirty-two trillion, five hundred fifty billion, four hundred five million, one hundred thirty-three thousand, five hundred fifty-five".