889000000000000 has 676 divisors, whose sum is σ = 2559687497903104. Its totient is φ = 302400000000000.

The previous prime is 888999999999977. The next prime is 889000000000043. The reversal of 889000000000000 is 988.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 51 ways as a sum of consecutive naturals, for example, 6999999999937 + ... + 7000000000063.

Almost surely, 2^{889000000000000} is an apocalyptic number.

889000000000000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 889000000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1279843748951552).

889000000000000 is an abundant number, since it is smaller than the sum of its proper divisors (1670687497903104).

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

889000000000000 is an frugal number, since it uses more digits than its factorization.

889000000000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

Adding to 889000000000000 its reverse (988), we get a palindrome (889000000000988).

The spelling of 889000000000000 in words is "eight hundred eighty-nine trillion", and thus it is an aban number.