6463582634 has 16 divisors (see below), whose sum is σ = 9745936200. Its totient is φ = 3214963200.

The previous prime is 6463582627. The next prime is 6463582649. The reversal of 6463582634 is 4362853646.

It can be written as a sum of positive squares in 4 ways, for example, as 4254300625 + 2209282009 = 65225^2 + 47003^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553892 + ... + 565440.

Almost surely, 2^6463582634 is an apocalyptic number.

6463582634 is a deficient number, since it is larger than the sum of its proper divisors (3282353566).

6463582634 is a wasteful number, since it uses less digits than its factorization.

6463582634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12985.

The product of its digits is 2488320, while the sum is 47.

The square root of 6463582634 is about 80396.4093352433. The cubic root of 6463582634 is about 1862.7637099024.

The spelling of 6463582634 in words is "six billion, four hundred sixty-three million, five hundred eighty-two thousand, six hundred thirty-four".