889685536625616 has 160 divisors (see below), whose sum is σ = 2388993002979328. Its totient is φ = 285001703400960.

The previous prime is 889685536625581. The next prime is 889685536625629. The reversal of 889685536625616 is 616526635586988.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 401415225 + ... + 403625511.

Almost surely, 2^{889685536625616} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 889685536625616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1194496501489664).

889685536625616 is an abundant number, since it is smaller than the sum of its proper divisors (1499307466353712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

889685536625616 is a wasteful number, since it uses less digits than its factorization.

889685536625616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212209 (or 2212203 counting only the distinct ones).

The product of its digits is 26873856000, while the sum is 84.

The spelling of 889685536625616 in words is "eight hundred eighty-nine trillion, six hundred eighty-five billion, five hundred thirty-six million, six hundred twenty-five thousand, six hundred sixteen".