8465680636 has 24 divisors (see below), whose sum is σ = 16933644000. Its totient is φ = 3627659712.

The previous prime is 8465680631. The next prime is 8465680661. The reversal of 8465680636 is 6360865648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8465680631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257466 + ... + 288478.

It is an arithmetic number, because the mean of its divisors is an integer number (705568500).

Almost surely, 2^8465680636 is an apocalyptic number.

It is an amenable number.

8465680636 is an abundant number, since it is smaller than the sum of its proper divisors (8467963364).

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

8465680636 is a wasteful number, since it uses less digits than its factorization.

8465680636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40773 (or 40771 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 52.

The square root of 8465680636 is about 92009.1334379365. The cubic root of 8465680636 is about 2038.0771831422.

The spelling of 8465680636 in words is "eight billion, four hundred sixty-five million, six hundred eighty thousand, six hundred thirty-six".