16873632220328 has 16 divisors (see below), whose sum is σ = 34071757368180. Its totient is φ = 7787830255488.

The previous prime is 16873632220309. The next prime is 16873632220343. The reversal of 16873632220328 is 82302223637861.

It is a happy number.

16873632220328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16566381513124 + 307250707204 = 4070182^2 + 554302^2 .

It is a super-2 number, since 2×16873632220328² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16873632220328.

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, 81123231725 + ... + 81123231932.

Almost surely, 2^{16873632220328} is an apocalyptic number.

It is an amenable number.

16873632220328 is an abundant number, since it is smaller than the sum of its proper divisors (17198125147852).

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

16873632220328 is a wasteful number, since it uses less digits than its factorization.

16873632220328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162246463676 (or 162246463672 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 53.

The spelling of 16873632220328 in words is "sixteen trillion, eight hundred seventy-three billion, six hundred thirty-two million, two hundred twenty thousand, three hundred twenty-eight".