16322112576 has 448 divisors, whose sum is σ = 60835153920. Its totient is φ = 4167936000.

The previous prime is 16322112563. The next prime is 16322112683. The reversal of 16322112576 is 67521122361.

16322112576 is a `hidden beast` number, since 1 + 63 + 2 + 21 + 1 + 2 + 576 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a super-2 number, since 2×16322112576² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 16322112576.

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, 8115411 + ... + 8117421.

Almost surely, 2^16322112576 is an apocalyptic number.

16322112576 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 16322112576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30417576960).

16322112576 is an abundant number, since it is smaller than the sum of its proper divisors (44513041344).

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

16322112576 is a wasteful number, since it uses less digits than its factorization.

16322112576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111 (or 2095 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The spelling of 16322112576 in words is "sixteen billion, three hundred twenty-two million, one hundred twelve thousand, five hundred seventy-six".