15796480128 has 128 divisors (see below), whose sum is σ = 49295131200. Its totient is φ = 4418580480.

The previous prime is 15796480097. The next prime is 15796480153. The reversal of 15796480128 is 82108469751.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88923 + ... + 198746.

Almost surely, 2^15796480128 is an apocalyptic number.

It is an amenable number.

15796480128 is an abundant number, since it is smaller than the sum of its proper divisors (33498651072).

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

15796480128 is a wasteful number, since it uses less digits than its factorization.

15796480128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287710 (or 287698 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 15796480128 in words is "fifteen billion, seven hundred ninety-six million, four hundred eighty thousand, one hundred twenty-eight".