15113948432 has 20 divisors (see below), whose sum is σ = 31945391376. Its totient is φ = 6869976480.

The previous prime is 15113948431. The next prime is 15113948453. The reversal of 15113948432 is 23484931151.

It is a self number, because there is not a number n which added to its sum of digits gives 15113948432.

It is not an unprimeable number, because it can be changed into a prime (15113948431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42937178 + ... + 42937529.

Almost surely, 2^15113948432 is an apocalyptic number.

It is an amenable number.

15113948432 is an abundant number, since it is smaller than the sum of its proper divisors (16831442944).

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

15113948432 is a wasteful number, since it uses less digits than its factorization.

15113948432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85874726 (or 85874720 counting only the distinct ones).

The product of its digits is 103680, while the sum is 41.

The spelling of 15113948432 in words is "fifteen billion, one hundred thirteen million, nine hundred forty-eight thousand, four hundred thirty-two".