15922944336 has 160 divisors (see below), whose sum is σ = 46239040512. Its totient is φ = 4689285120.

The previous prime is 15922944329. The next prime is 15922944347. The reversal of 15922944336 is 63344922951.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1350081 + ... + 1361823.

Almost surely, 2^15922944336 is an apocalyptic number.

15922944336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15922944336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23119520256).

15922944336 is an abundant number, since it is smaller than the sum of its proper divisors (30316096176).

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

15922944336 is a wasteful number, since it uses less digits than its factorization.

15922944336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11861 (or 11855 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 48.

The spelling of 15922944336 in words is "fifteen billion, nine hundred twenty-two million, nine hundred forty-four thousand, three hundred thirty-six".