6564782632 has 16 divisors (see below), whose sum is σ = 12312625140. Its totient is φ = 3281415936.

The previous prime is 6564782603. The next prime is 6564782633. The reversal of 6564782632 is 2362874656.

It can be written as a sum of positive squares in 2 ways, for example, as 6445841796 + 118940836 = 80286^2 + 10906^2 .

It is not an unprimeable number, because it can be changed into a prime (6564782633) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 92913 + ... + 147520.

Almost surely, 2^6564782632 is an apocalyptic number.

It is an amenable number.

6564782632 is a deficient number, since it is larger than the sum of its proper divisors (5747842508).

6564782632 is a wasteful number, since it uses less digits than its factorization.

6564782632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243852 (or 243848 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 49.

The square root of 6564782632 is about 81023.3462157667. The cubic root of 6564782632 is about 1872.4351426226.

The spelling of 6564782632 in words is "six billion, five hundred sixty-four million, seven hundred eighty-two thousand, six hundred thirty-two".