16693794636 has 12 divisors (see below), whose sum is σ = 38952187512. Its totient is φ = 5564598208.

The previous prime is 16693794629. The next prime is 16693794671. The reversal of 16693794636 is 63649739661.

16693794636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 16693794636.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695574765 + ... + 695574788.

It is an arithmetic number, because the mean of its divisors is an integer number (3246015626).

Almost surely, 2^16693794636 is an apocalyptic number.

It is an amenable number.

16693794636 is an abundant number, since it is smaller than the sum of its proper divisors (22258392876).

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

16693794636 is a wasteful number, since it uses less digits than its factorization.

16693794636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391149560 (or 1391149558 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 60.

The spelling of 16693794636 in words is "sixteen billion, six hundred ninety-three million, seven hundred ninety-four thousand, six hundred thirty-six".