6565344252413 has 2 divisors, whose sum is σ = 6565344252414. Its totient is φ = 6565344252412.

The previous prime is 6565344252293. The next prime is 6565344252419. The reversal of 6565344252413 is 3142524435656.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6458622469924 + 106721782489 = 2541382^2 + 326683^2 .

It is a cyclic number.

It is not a de Polignac number, because 6565344252413 - 2³² = 6561049285117 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6565344252419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3282672126206 + 3282672126207.

It is an arithmetic number, because the mean of its divisors is an integer number (3282672126207).

Almost surely, 2^{6565344252413} is an apocalyptic number.

It is an amenable number.

6565344252413 is a deficient number, since it is larger than the sum of its proper divisors (1).

6565344252413 is an equidigital number, since it uses as much as digits as its factorization.

6565344252413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368000, while the sum is 50.

The spelling of 6565344252413 in words is "six trillion, five hundred sixty-five billion, three hundred forty-four million, two hundred fifty-two thousand, four hundred thirteen".