115472505616 has 120 divisors (see below), whose sum is σ = 256183603200. Its totient is φ = 50316364800.

The previous prime is 115472505563. The next prime is 115472505637. The reversal of 115472505616 is 616505274511.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3419985 + ... + 3453583.

It is an arithmetic number, because the mean of its divisors is an integer number (2134863360).

Almost surely, 2^115472505616 is an apocalyptic number.

115472505616 is a gapful number since it is divisible by the number (16) 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 115472505616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128091801600).

115472505616 is an abundant number, since it is smaller than the sum of its proper divisors (140711097584).

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

115472505616 is a wasteful number, since it uses less digits than its factorization.

115472505616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33705 (or 33686 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 115472505616 in words is "one hundred fifteen billion, four hundred seventy-two million, five hundred five thousand, six hundred sixteen".