15113995980 has 96 divisors (see below), whose sum is σ = 44388739584. Its totient is φ = 3835121664.

The previous prime is 15113995973. The next prime is 15113996017. The reversal of 15113995980 is 8959931151.

15113995980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 237967 + ... + 294713.

It is an arithmetic number, because the mean of its divisors is an integer number (462382704).

Almost surely, 2^15113995980 is an apocalyptic number.

15113995980 is a gapful number since it is divisible by the number (10) 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 15113995980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22194369792).

15113995980 is an abundant number, since it is smaller than the sum of its proper divisors (29274743604).

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

15113995980 is a wasteful number, since it uses less digits than its factorization.

15113995980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56975 (or 56973 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 51.

The spelling of 15113995980 in words is "fifteen billion, one hundred thirteen million, nine hundred ninety-five thousand, nine hundred eighty".