889718682964 has 24 divisors (see below), whose sum is σ = 1566847386720. Its totient is φ = 442049003424.

The previous prime is 889718682947. The next prime is 889718682973. The reversal of 889718682964 is 469286817988.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3511167 + ... + 3756025.

It is an arithmetic number, because the mean of its divisors is an integer number (65285307780).

Almost surely, 2^889718682964 is an apocalyptic number.

It is an amenable number.

889718682964 is a deficient number, since it is larger than the sum of its proper divisors (677128703756).

889718682964 is a wasteful number, since it uses less digits than its factorization.

889718682964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250599 (or 250597 counting only the distinct ones).

The product of its digits is 668860416, while the sum is 76.

The spelling of 889718682964 in words is "eight hundred eighty-nine billion, seven hundred eighteen million, six hundred eighty-two thousand, nine hundred sixty-four".