8689417942564 has 24 divisors (see below), whose sum is σ = 15294691157760. Its totient is φ = 4319516524704.

The previous prime is 8689417942561. The next prime is 8689417942577. The reversal of 8689417942564 is 4652497149868.

It is not an unprimeable number, because it can be changed into a prime (8689417942561) 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, 2077102 + ... + 4657594.

It is an arithmetic number, because the mean of its divisors is an integer number (637278798240).

Almost surely, 2^{8689417942564} is an apocalyptic number.

It is an amenable number.

8689417942564 is a deficient number, since it is larger than the sum of its proper divisors (6605273215196).

8689417942564 is a wasteful number, since it uses less digits than its factorization.

8689417942564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2585379 (or 2585377 counting only the distinct ones).

The product of its digits is 836075520, while the sum is 73.

The spelling of 8689417942564 in words is "eight trillion, six hundred eighty-nine billion, four hundred seventeen million, nine hundred forty-two thousand, five hundred sixty-four".