15609396384 has 384 divisors, whose sum is σ = 49196851200. Its totient is φ = 4803701760.

The previous prime is 15609396373. The next prime is 15609396433. The reversal of 15609396384 is 48369390651.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 15609396384.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 95763087 + ... + 95763249.

It is an arithmetic number, because the mean of its divisors is an integer number (128116800).

Almost surely, 2^15609396384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15609396384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24598425600).

15609396384 is an abundant number, since it is smaller than the sum of its proper divisors (33587454816).

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

15609396384 is a wasteful number, since it uses less digits than its factorization.

15609396384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 15609396384 in words is "fifteen billion, six hundred nine million, three hundred ninety-six thousand, three hundred eighty-four".