115438360863 has 48 divisors (see below), whose sum is σ = 180969465600. Its totient is φ = 64117833984.

The previous prime is 115438360859. The next prime is 115438360909. The reversal of 115438360863 is 368063834511.

It is not a de Polignac number, because 115438360863 - 2² = 115438360859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115438360823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54995788 + ... + 54997886.

It is an arithmetic number, because the mean of its divisors is an integer number (3770197200).

Almost surely, 2^115438360863 is an apocalyptic number.

115438360863 is a deficient number, since it is larger than the sum of its proper divisors (65531104737).

115438360863 is a wasteful number, since it uses less digits than its factorization.

115438360863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096 (or 4059 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 115438360863 in words is "one hundred fifteen billion, four hundred thirty-eight million, three hundred sixty thousand, eight hundred sixty-three".