8656004448 has 432 divisors, whose sum is σ = 31919968080. Its totient is φ = 2202826752.

The previous prime is 8656004389. The next prime is 8656004491. The reversal of 8656004448 is 8444006568.

8656004448 is a `hidden beast` number, since 8 + 6 + 560 + 0 + 44 + 48 = 666.

It is a congruent number.

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, 5319411 + ... + 5321037.

It is an arithmetic number, because the mean of its divisors is an integer number (73888815).

Almost surely, 2^8656004448 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 8656004448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15959984040).

8656004448 is an abundant number, since it is smaller than the sum of its proper divisors (23263963632).

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

8656004448 is a wasteful number, since it uses less digits than its factorization.

8656004448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699 (or 1681 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The square root of 8656004448 is about 93037.6507012081. The cubic root of 8656004448 is about 2053.2373554771.

The spelling of 8656004448 in words is "eight billion, six hundred fifty-six million, four thousand, four hundred forty-eight".