16793993208 has 32 divisors (see below), whose sum is σ = 42076881360. Its totient is φ = 5585744640.

The previous prime is 16793993197. The next prime is 16793993213. The reversal of 16793993208 is 80239939761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754623 + ... + 776558.

Almost surely, 2^16793993208 is an apocalyptic number.

It is an amenable number.

16793993208 is an abundant number, since it is smaller than the sum of its proper divisors (25282888152).

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

16793993208 is a wasteful number, since it uses less digits than its factorization.

16793993208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1531647 (or 1531643 counting only the distinct ones).

The product of its (nonzero) digits is 4408992, while the sum is 57.

The spelling of 16793993208 in words is "sixteen billion, seven hundred ninety-three million, nine hundred ninety-three thousand, two hundred eight".