6564264233 has 2 divisors, whose sum is σ = 6564264234. Its totient is φ = 6564264232.

The previous prime is 6564264211. The next prime is 6564264277. The reversal of 6564264233 is 3324624656.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5577550489 + 986713744 = 74683^2 + 31412^2 .

It is a cyclic number.

It is not a de Polignac number, because 6564264233 - 2³⁰ = 5490522409 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (6564264293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3282132116 + 3282132117.

It is an arithmetic number, because the mean of its divisors is an integer number (3282132117).

Almost surely, 2^6564264233 is an apocalyptic number.

It is an amenable number.

6564264233 is a deficient number, since it is larger than the sum of its proper divisors (1).

6564264233 is an equidigital number, since it uses as much as digits as its factorization.

6564264233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 41.

The square root of 6564264233 is about 81020.1470808342. The cubic root of 6564264233 is about 1872.3858546715.

Adding to 6564264233 its reverse (3324624656), we get a palindrome (9888888889).

The spelling of 6564264233 in words is "six billion, five hundred sixty-four million, two hundred sixty-four thousand, two hundred thirty-three".