6463458864 has 30 divisors (see below), whose sum is σ = 18088708196. Its totient is φ = 2154486240.

The previous prime is 6463458857. The next prime is 6463458887. The reversal of 6463458864 is 4688543646.

6463458864 is a `hidden beast` number, since 6 + 463 + 45 + 88 + 64 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6463458864.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22442422 + ... + 22442709.

Almost surely, 2^6463458864 is an apocalyptic number.

It is an amenable number.

6463458864 is an abundant number, since it is smaller than the sum of its proper divisors (11625249332).

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

6463458864 is a wasteful number, since it uses less digits than its factorization.

6463458864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44885145 (or 44885136 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 54.

The square root of 6463458864 is about 80395.6395832510. The cubic root of 6463458864 is about 1862.7518199156.

The spelling of 6463458864 in words is "six billion, four hundred sixty-three million, four hundred fifty-eight thousand, eight hundred sixty-four".