8396564736 has 432 divisors, whose sum is σ = 27682300800. Its totient is φ = 2248114176.

The previous prime is 8396564663. The next prime is 8396564749. The reversal of 8396564736 is 6374656938.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77032650 + ... + 77032758.

It is an arithmetic number, because the mean of its divisors is an integer number (64079400).

Almost surely, 2^8396564736 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 8396564736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13841150400).

8396564736 is an abundant number, since it is smaller than the sum of its proper divisors (19285736064).

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

8396564736 is a wasteful number, since it uses less digits than its factorization.

8396564736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 233 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 57.

The square root of 8396564736 is about 91632.7710810930. The cubic root of 8396564736 is about 2032.5155655427.

The spelling of 8396564736 in words is "eight billion, three hundred ninety-six million, five hundred sixty-four thousand, seven hundred thirty-six".