531315112055 has 32 divisors (see below), whose sum is σ = 799517464704. Its totient is φ = 329959558656.

The previous prime is 531315112007. The next prime is 531315112063. The reversal of 531315112055 is 550211513135.

It is not a de Polignac number, because 531315112055 - 2²² = 531310917751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10992164 + ... + 11040393.

It is an arithmetic number, because the mean of its divisors is an integer number (24984920772).

Almost surely, 2^531315112055 is an apocalyptic number.

531315112055 is a deficient number, since it is larger than the sum of its proper divisors (268202352649).

531315112055 is a wasteful number, since it uses less digits than its factorization.

531315112055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22032635.

The product of its (nonzero) digits is 11250, while the sum is 32.

The spelling of 531315112055 in words is "five hundred thirty-one billion, three hundred fifteen million, one hundred twelve thousand, fifty-five".