16938689584120 has 64 divisors (see below), whose sum is σ = 39429729439200. Its totient is φ = 6541263106560.

The previous prime is 16938689584087. The next prime is 16938689584151. The reversal of 16938689584120 is 2148598683961.

It is a self number, because there is not a number n which added to its sum of digits gives 16938689584120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12665010 + ... + 13938430.

Almost surely, 2^{16938689584120} is an apocalyptic number.

16938689584120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16938689584120 is an abundant number, since it is smaller than the sum of its proper divisors (22491039855080).

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

16938689584120 is a wasteful number, since it uses less digits than its factorization.

16938689584120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284928 (or 1284924 counting only the distinct ones).

The product of its (nonzero) digits is 179159040, while the sum is 70.

The spelling of 16938689584120 in words is "sixteen trillion, nine hundred thirty-eight billion, six hundred eighty-nine million, five hundred eighty-four thousand, one hundred twenty".