15963884160 has 512 divisors, whose sum is σ = 62145515520. Its totient is φ = 3406233600.

The previous prime is 15963884149. The next prime is 15963884179. The reversal of 15963884160 is 6148836951.

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, 13291560 + ... + 13292760.

It is an arithmetic number, because the mean of its divisors is an integer number (121377960).

Almost surely, 2^15963884160 is an apocalyptic number.

15963884160 is a gapful number since it is divisible by the number (10) 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 15963884160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31072757760).

15963884160 is an abundant number, since it is smaller than the sum of its proper divisors (46181631360).

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

15963884160 is a wasteful number, since it uses less digits than its factorization.

15963884160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296 (or 1284 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 15963884160 in words is "fifteen billion, nine hundred sixty-three million, eight hundred eighty-four thousand, one hundred sixty".