8989616677140 has 240 divisors, whose sum is σ = 30942305856000. Its totient is φ = 2166703153920.

The previous prime is 8989616677127. The next prime is 8989616677163. The reversal of 8989616677140 is 417766169898.

It is a super-2 number, since 2×8989616677140² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1624861 + ... + 4540859.

It is an arithmetic number, because the mean of its divisors is an integer number (128926274400).

Almost surely, 2^{8989616677140} 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 8989616677140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15471152928000).

8989616677140 is an abundant number, since it is smaller than the sum of its proper divisors (21952689178860).

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

8989616677140 is a wasteful number, since it uses less digits than its factorization.

8989616677140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916204 (or 2916193 counting only the distinct ones).

The product of its (nonzero) digits is 219469824, while the sum is 72.

The spelling of 8989616677140 in words is "eight trillion, nine hundred eighty-nine billion, six hundred sixteen million, six hundred seventy-seven thousand, one hundred forty".