8631896464 has 15 divisors (see below), whose sum is σ = 16725019467. Its totient is φ = 4315762416.

The previous prime is 8631896453. The next prime is 8631896467. The reversal of 8631896464 is 4646981368.

The square root of 8631896464 is 92908.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8631896467) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 360019 + ... + 383245.

Almost surely, 2^8631896464 is an apocalyptic number.

8631896464 is the 92908-th square number.

It is an amenable number.

8631896464 is a deficient number, since it is larger than the sum of its proper divisors (8093123003).

8631896464 is an frugal number, since it uses more digits than its factorization.

8631896464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46462 (or 23229 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 55.

The cubic root of 8631896464 is about 2051.3294144353.

The spelling of 8631896464 in words is "eight billion, six hundred thirty-one million, eight hundred ninety-six thousand, four hundred sixty-four".