6356144961317 has 2 divisors, whose sum is σ = 6356144961318. Its totient is φ = 6356144961316.

The previous prime is 6356144961263. The next prime is 6356144961337. The reversal of 6356144961317 is 7131694416536.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3922641680356 + 2433503280961 = 1980566^2 + 1559969^2 .

It is a cyclic number.

It is not a de Polignac number, because 6356144961317 - 2¹² = 6356144957221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6356144961337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3178072480658 + 3178072480659.

It is an arithmetic number, because the mean of its divisors is an integer number (3178072480659).

Almost surely, 2^{6356144961317} is an apocalyptic number.

It is an amenable number.

6356144961317 is a deficient number, since it is larger than the sum of its proper divisors (1).

6356144961317 is an equidigital number, since it uses as much as digits as its factorization.

6356144961317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9797760, while the sum is 56.

The spelling of 6356144961317 in words is "six trillion, three hundred fifty-six billion, one hundred forty-four million, nine hundred sixty-one thousand, three hundred seventeen".