231552253105433 has 16 divisors (see below), whose sum is σ = 255164518815360. Its totient is φ = 208768692190464.

The previous prime is 231552253105429. The next prime is 231552253105463. The reversal of 231552253105433 is 334501352255132.

It is a cyclic number.

It is not a de Polignac number, because 231552253105433 - 2² = 231552253105429 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231552253105463) 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 15 ways as a sum of consecutive naturals, for example, 111460028 + ... + 113518466.

It is an arithmetic number, because the mean of its divisors is an integer number (15947782425960).

Almost surely, 2^{231552253105433} is an apocalyptic number.

It is an amenable number.

231552253105433 is a deficient number, since it is larger than the sum of its proper divisors (23612265709927).

231552253105433 is a wasteful number, since it uses less digits than its factorization.

231552253105433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259728.

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 231552253105433 in words is "two hundred thirty-one trillion, five hundred fifty-two billion, two hundred fifty-three million, one hundred five thousand, four hundred thirty-three".