8696643516 has 96 divisors (see below), whose sum is σ = 24790671360. Its totient is φ = 2614550400.

The previous prime is 8696643509. The next prime is 8696643517. The reversal of 8696643516 is 6153466968.

8696643516 is a `hidden beast` number, since 8 + 69 + 6 + 64 + 3 + 516 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8696643517) 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, 122056 + ... + 179696.

It is an arithmetic number, because the mean of its divisors is an integer number (258236160).

Almost surely, 2^8696643516 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 8696643516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12395335680).

8696643516 is an abundant number, since it is smaller than the sum of its proper divisors (16094027844).

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

8696643516 is a wasteful number, since it uses less digits than its factorization.

8696643516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57792 (or 57784 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The square root of 8696643516 is about 93255.7961523036. The cubic root of 8696643516 is about 2056.4455873722.

The spelling of 8696643516 in words is "eight billion, six hundred ninety-six million, six hundred forty-three thousand, five hundred sixteen".