115535055231 has 6 divisors (see below), whose sum is σ = 166883968680. Its totient is φ = 77023370148.

The previous prime is 115535055217. The next prime is 115535055263. The reversal of 115535055231 is 132550535511.

115535055231 is a `hidden beast` number, since 1 + 1 + 5 + 53 + 50 + 552 + 3 + 1 = 666.

It is not a de Polignac number, because 115535055231 - 2¹⁰ = 115535054207 is a prime.

It is a super-2 number, since 2×115535055231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115535055271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6418614171 + ... + 6418614188.

It is an arithmetic number, because the mean of its divisors is an integer number (27813994780).

Almost surely, 2^115535055231 is an apocalyptic number.

115535055231 is a deficient number, since it is larger than the sum of its proper divisors (51348913449).

115535055231 is a wasteful number, since it uses less digits than its factorization.

115535055231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12837228365 (or 12837228362 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 36.

The spelling of 115535055231 in words is "one hundred fifteen billion, five hundred thirty-five million, fifty-five thousand, two hundred thirty-one".