8464100856 has 32 divisors (see below), whose sum is σ = 21168725760. Its totient is φ = 2820237152.

The previous prime is 8464100839. The next prime is 8464100861. The reversal of 8464100856 is 6580014648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8310 + ... + 130373.

It is an arithmetic number, because the mean of its divisors is an integer number (661522680).

Almost surely, 2^8464100856 is an apocalyptic number.

It is an amenable number.

8464100856 is an abundant number, since it is smaller than the sum of its proper divisors (12704624904).

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

8464100856 is a wasteful number, since it uses less digits than its factorization.

8464100856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141235 (or 141231 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 8464100856 is about 92000.5481288019. The cubic root of 8464100856 is about 2037.9504001144.

The spelling of 8464100856 in words is "eight billion, four hundred sixty-four million, one hundred thousand, eight hundred fifty-six".