8625566976 has 288 divisors, whose sum is σ = 26427448320. Its totient is φ = 2479841280.

The previous prime is 8625566893. The next prime is 8625566977. The reversal of 8625566976 is 6796655268.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8625566977) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 278244081 + ... + 278244111.

Almost surely, 2^8625566976 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 8625566976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13213724160).

8625566976 is an abundant number, since it is smaller than the sum of its proper divisors (17801881344).

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

8625566976 is an equidigital number, since it uses as much as digits as its factorization.

8625566976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154 (or 78 counting only the distinct ones).

The product of its digits is 32659200, while the sum is 60.

The square root of 8625566976 is about 92873.9305510432. The cubic root of 8625566976 is about 2050.8279008606.

The spelling of 8625566976 in words is "eight billion, six hundred twenty-five million, five hundred sixty-six thousand, nine hundred seventy-six".