115250434551 has 40 divisors (see below), whose sum is σ = 196814999040. Its totient is φ = 65838688272.

The previous prime is 115250434489. The next prime is 115250434573. The reversal of 115250434551 is 155434052511.

115250434551 is a `hidden beast` number, since 1 + 1 + 52 + 50 + 4 + 3 + 4 + 551 = 666.

It is not a de Polignac number, because 115250434551 - 2¹⁰ = 115250433527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115250434451) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2108910 + ... + 2162868.

It is an arithmetic number, because the mean of its divisors is an integer number (4920374976).

Almost surely, 2^115250434551 is an apocalyptic number.

115250434551 is a deficient number, since it is larger than the sum of its proper divisors (81564564489).

115250434551 is an equidigital number, since it uses as much as digits as its factorization.

115250434551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57745 (or 57736 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 115250434551 in words is "one hundred fifteen billion, two hundred fifty million, four hundred thirty-four thousand, five hundred fifty-one".