115516044 has 180 divisors, whose sum is σ = 363342672. Its totient is φ = 31337280.

The previous prime is 115516043. The next prime is 115516069. The reversal of 115516044 is 440615511.

115516044 is a `hidden beast` number, since 1 + 1 + 5 + 51 + 604 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 115515999 and 115516017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115516043) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2179522 + ... + 2179574.

Almost surely, 2^115516044 is an apocalyptic number.

115516044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115516044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181671336).

115516044 is an abundant number, since it is smaller than the sum of its proper divisors (247826628).

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

115516044 is a wasteful number, since it uses less digits than its factorization.

115516044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 115516044 is about 10747.8390386161. The cubic root of 115516044 is about 487.0207171158.

The spelling of 115516044 in words is "one hundred fifteen million, five hundred sixteen thousand, forty-four".