6564263327 has 2 divisors, whose sum is σ = 6564263328. Its totient is φ = 6564263326.

The previous prime is 6564263269. The next prime is 6564263333. The reversal of 6564263327 is 7233624656.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6564263327 - 2¹⁰ = 6564262303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6564293327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3282131663 + 3282131664.

It is an arithmetic number, because the mean of its divisors is an integer number (3282131664).

Almost surely, 2^6564263327 is an apocalyptic number.

6564263327 is a deficient number, since it is larger than the sum of its proper divisors (1).

6564263327 is an equidigital number, since it uses as much as digits as its factorization.

6564263327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 44.

The square root of 6564263327 is about 81020.1414896321. The cubic root of 6564263327 is about 1872.3857685292.

The spelling of 6564263327 in words is "six billion, five hundred sixty-four million, two hundred sixty-three thousand, three hundred twenty-seven".