16889284088677 has 24 divisors (see below), whose sum is σ = 22848313136768. Its totient is φ = 12148136399520.

The previous prime is 16889284088671. The next prime is 16889284088681. The reversal of 16889284088677 is 77688048298861.

It is not a de Polignac number, because 16889284088677 - 2³ = 16889284088669 is a prime.

It is a super-2 number, since 2×16889284088677² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16889284088677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16889284088671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 766916793 + ... + 766938814.

Almost surely, 2^{16889284088677} is an apocalyptic number.

It is an amenable number.

16889284088677 is a deficient number, since it is larger than the sum of its proper divisors (5959029048091).

16889284088677 is a wasteful number, since it uses less digits than its factorization.

16889284088677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533855649 (or 1533855638 counting only the distinct ones).

The product of its (nonzero) digits is 4161798144, while the sum is 82.

The spelling of 16889284088677 in words is "sixteen trillion, eight hundred eighty-nine billion, two hundred eighty-four million, eighty-eight thousand, six hundred seventy-seven".