8696396520 has 864 divisors, whose sum is σ = 37084975200. Its totient is φ = 1822383360.

The previous prime is 8696396519. The next prime is 8696396543. The reversal of 8696396520 is 256936968.

8696396520 is a `hidden beast` number, since 86 + 9 + 6 + 39 + 6 + 520 = 666.

It is a super-2 number, since 2×8696396520² (a number of 21 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 280528905 + ... + 280528935.

It is an arithmetic number, because the mean of its divisors is an integer number (42922425).

Almost surely, 2^8696396520 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 8696396520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18542487600).

8696396520 is an abundant number, since it is smaller than the sum of its proper divisors (28388578680).

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

8696396520 is a wasteful number, since it uses less digits than its factorization.

8696396520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The square root of 8696396520 is about 93254.4718498797. The cubic root of 8696396520 is about 2056.4261186104.

The spelling of 8696396520 in words is "eight billion, six hundred ninety-six million, three hundred ninety-six thousand, five hundred twenty".