115554516 has 72 divisors (see below), whose sum is σ = 338735040. Its totient is φ = 30011520.

The previous prime is 115554511. The next prime is 115554539. The reversal of 115554516 is 615455511.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115554511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4480 + ... + 15848.

Almost surely, 2^115554516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115554516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169367520).

115554516 is an abundant number, since it is smaller than the sum of its proper divisors (223180524).

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

115554516 is a wasteful number, since it uses less digits than its factorization.

115554516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11405 (or 11392 counting only the distinct ones).

The product of its digits is 15000, while the sum is 33.

The square root of 115554516 is about 10749.6286447486. The cubic root of 115554516 is about 487.0747776622.

The spelling of 115554516 in words is "one hundred fifteen million, five hundred fifty-four thousand, five hundred sixteen".