115851805632 has 112 divisors (see below), whose sum is σ = 360617231520. Its totient is φ = 36345655296.

The previous prime is 115851805631. The next prime is 115851805637. The reversal of 115851805632 is 236508158511.

115851805632 is a `hidden beast` number, since 1 + 1 + 5 + 8 + 5 + 1 + 8 + 0 + 5 + 632 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115851805631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1942503 + ... + 2001254.

It is an arithmetic number, because the mean of its divisors is an integer number (3219796710).

Almost surely, 2^115851805632 is an apocalyptic number.

115851805632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115851805632 is an abundant number, since it is smaller than the sum of its proper divisors (244765425888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115851805632 is a wasteful number, since it uses less digits than its factorization.

115851805632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3943795 (or 3943779 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 45.

The spelling of 115851805632 in words is "one hundred fifteen billion, eight hundred fifty-one million, eight hundred five thousand, six hundred thirty-two".