8979718939776 has 576 divisors, whose sum is σ = 30268713384000. Its totient is φ = 2533055016960.

The previous prime is 8979718939769. The next prime is 8979718939831. The reversal of 8979718939776 is 6779398179798.

It is a happy number.

8979718939776 is a `hidden beast` number, since 8 + 9 + 7 + 9 + 71 + 89 + 397 + 76 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 273430365 + ... + 273463203.

It is an arithmetic number, because the mean of its divisors is an integer number (52549849625).

Almost surely, 2^{8979718939776} 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 8979718939776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15134356692000).

8979718939776 is an abundant number, since it is smaller than the sum of its proper divisors (21288994444224).

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

8979718939776 is a wasteful number, since it uses less digits than its factorization.

8979718939776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32953 (or 32907 counting only the distinct ones).

The product of its digits is 18147411072, while the sum is 90.

The spelling of 8979718939776 in words is "eight trillion, nine hundred seventy-nine billion, seven hundred eighteen million, nine hundred thirty-nine thousand, seven hundred seventy-six".