16887338679 has 8 divisors (see below), whose sum is σ = 22527187200. Its totient is φ = 11252857976.

The previous prime is 16887338659. The next prime is 16887338707. The reversal of 16887338679 is 97683378861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16887338679 - 2¹⁷ = 16887207607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16887338639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1334607 + ... + 1347200.

It is an arithmetic number, because the mean of its divisors is an integer number (2815898400).

Almost surely, 2^16887338679 is an apocalyptic number.

16887338679 is a deficient number, since it is larger than the sum of its proper divisors (5639848521).

16887338679 is a wasteful number, since it uses less digits than its factorization.

16887338679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683909.

The product of its digits is 73156608, while the sum is 66.

The spelling of 16887338679 in words is "sixteen billion, eight hundred eighty-seven million, three hundred thirty-eight thousand, six hundred seventy-nine".