16888968168826 has 16 divisors (see below), whose sum is σ = 28468361061504. Its totient is φ = 7455999325104.

The previous prime is 16888968168799. The next prime is 16888968168829. The reversal of 16888968168826 is 62886186988861.

It is not an unprimeable number, because it can be changed into a prime (16888968168829) 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, 14121210246 + ... + 14121211441.

It is an arithmetic number, because the mean of its divisors is an integer number (1779272566344).

Almost surely, 2^{16888968168826} is an apocalyptic number.

16888968168826 is a deficient number, since it is larger than the sum of its proper divisors (11579392892678).

16888968168826 is a wasteful number, since it uses less digits than its factorization.

16888968168826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28242421725.

The product of its digits is 6115295232, while the sum is 85.

The spelling of 16888968168826 in words is "sixteen trillion, eight hundred eighty-eight billion, nine hundred sixty-eight million, one hundred sixty-eight thousand, eight hundred twenty-six".