6463418564 has 12 divisors (see below), whose sum is σ = 11976334524. Its totient is φ = 3041608704.

The previous prime is 6463418551. The next prime is 6463418569. The reversal of 6463418564 is 4658143646.

It can be written as a sum of positive squares in 2 ways, for example, as 5599528900 + 863889664 = 74830^2 + 29392^2 .

It is not an unprimeable number, because it can be changed into a prime (6463418569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47525069 + ... + 47525204.

It is an arithmetic number, because the mean of its divisors is an integer number (998027877).

Almost surely, 2^6463418564 is an apocalyptic number.

It is an amenable number.

6463418564 is a deficient number, since it is larger than the sum of its proper divisors (5512915960).

6463418564 is a wasteful number, since it uses less digits than its factorization.

6463418564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95050294 (or 95050292 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 47.

The square root of 6463418564 is about 80395.3889473768. The cubic root of 6463418564 is about 1862.7479484563.

The spelling of 6463418564 in words is "six billion, four hundred sixty-three million, four hundred eighteen thousand, five hundred sixty-four".