15396672399888 has 80 divisors (see below), whose sum is σ = 43171610617856. Its totient is φ = 4700134978560.

The previous prime is 15396672399887. The next prime is 15396672399907. The reversal of 15396672399888 is 88899327669351.

It is a self number, because there is not a number n which added to its sum of digits gives 15396672399888.

It is not an unprimeable number, because it can be changed into a prime (15396672399887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97063093 + ... + 97221588.

Almost surely, 2^{15396672399888} is an apocalyptic number.

It is an amenable number.

15396672399888 is an abundant number, since it is smaller than the sum of its proper divisors (27774938217968).

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

15396672399888 is a wasteful number, since it uses less digits than its factorization.

15396672399888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194284832 (or 194284826 counting only the distinct ones).

The product of its digits is 8465264640, while the sum is 84.

The spelling of 15396672399888 in words is "fifteen trillion, three hundred ninety-six billion, six hundred seventy-two million, three hundred ninety-nine thousand, eight hundred eighty-eight".