15697616484 has 48 divisors (see below), whose sum is σ = 39968845056. Its totient is φ = 4755511200.

The previous prime is 15697616443. The next prime is 15697616491. The reversal of 15697616484 is 48461679651.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 516799 + ... + 546329.

It is an arithmetic number, because the mean of its divisors is an integer number (832684272).

Almost surely, 2^15697616484 is an apocalyptic number.

It is an amenable number.

15697616484 is an abundant number, since it is smaller than the sum of its proper divisors (24271228572).

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

15697616484 is a wasteful number, since it uses less digits than its factorization.

15697616484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33576 (or 33574 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The spelling of 15697616484 in words is "fifteen billion, six hundred ninety-seven million, six hundred sixteen thousand, four hundred eighty-four".