6564416996 has 6 divisors (see below), whose sum is σ = 11487729750. Its totient is φ = 3282208496.

The previous prime is 6564416993. The next prime is 6564417019. The reversal of 6564416996 is 6996144656.

It can be written as a sum of positive squares in only one way, i.e., 6535105600 + 29311396 = 80840^2 + 5414^2 .

It is not an unprimeable number, because it can be changed into a prime (6564416993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820552121 + ... + 820552128.

It is an arithmetic number, because the mean of its divisors is an integer number (1914621625).

Almost surely, 2^6564416996 is an apocalyptic number.

It is an amenable number.

6564416996 is a deficient number, since it is larger than the sum of its proper divisors (4923312754).

6564416996 is a wasteful number, since it uses less digits than its factorization.

6564416996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641104253 (or 1641104251 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 56.

The square root of 6564416996 is about 81021.0898223419. The cubic root of 6564416996 is about 1872.4003792270.

The spelling of 6564416996 in words is "six billion, five hundred sixty-four million, four hundred sixteen thousand, nine hundred ninety-six".