8397688704 has 256 divisors, whose sum is σ = 24534835200. Its totient is φ = 2535045120.

The previous prime is 8397688699. The next prime is 8397688711. The reversal of 8397688704 is 4078867938.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24200659 + ... + 24201005.

It is an arithmetic number, because the mean of its divisors is an integer number (95839200).

Almost surely, 2^8397688704 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 8397688704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12267417600).

8397688704 is an abundant number, since it is smaller than the sum of its proper divisors (16137146496).

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

8397688704 is a wasteful number, since it uses less digits than its factorization.

8397688704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 60.

The square root of 8397688704 is about 91638.9038782110. The cubic root of 8397688704 is about 2032.6062526511.

The spelling of 8397688704 in words is "eight billion, three hundred ninety-seven million, six hundred eighty-eight thousand, seven hundred four".