16873564332 has 12 divisors (see below), whose sum is σ = 39371650136. Its totient is φ = 5624521440.

The previous prime is 16873564303. The next prime is 16873564343. The reversal of 16873564332 is 23346537861.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×16873564332² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 703065169 + ... + 703065192.

Almost surely, 2^16873564332 is an apocalyptic number.

16873564332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16873564332 is an abundant number, since it is smaller than the sum of its proper divisors (22498085804).

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

16873564332 is a wasteful number, since it uses less digits than its factorization.

16873564332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406130368 (or 1406130366 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 48.

The spelling of 16873564332 in words is "sixteen billion, eight hundred seventy-three million, five hundred sixty-four thousand, three hundred thirty-two".