16889671718896 has 20 divisors (see below), whose sum is σ = 33521878931184. Its totient is φ = 8238864252800.

The previous prime is 16889671718891. The next prime is 16889671718917. The reversal of 16889671718896 is 69881717698861.

It is a super-2 number, since 2×16889671718896² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16889671718891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12873224740 + ... + 12873226051.

Almost surely, 2^{16889671718896} is an apocalyptic number.

16889671718896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16889671718896 is a deficient number, since it is larger than the sum of its proper divisors (16632207212288).

16889671718896 is a wasteful number, since it uses less digits than its factorization.

16889671718896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25746450840 (or 25746450834 counting only the distinct ones).

The product of its digits is 3511517184, while the sum is 85.

The spelling of 16889671718896 in words is "sixteen trillion, eight hundred eighty-nine billion, six hundred seventy-one million, seven hundred eighteen thousand, eight hundred ninety-six".