56461362313 has 2 divisors, whose sum is σ = 56461362314. Its totient is φ = 56461362312.

The previous prime is 56461362299. The next prime is 56461362317. The reversal of 56461362313 is 31326316465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52589038329 + 3872323984 = 229323^2 + 62228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56461362313 is a prime.

It is not a weakly prime, because it can be changed into another prime (56461362317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28230681156 + 28230681157.

It is an arithmetic number, because the mean of its divisors is an integer number (28230681157).

Almost surely, 2^56461362313 is an apocalyptic number.

It is an amenable number.

56461362313 is a deficient number, since it is larger than the sum of its proper divisors (1).

56461362313 is an equidigital number, since it uses as much as digits as its factorization.

56461362313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 40.

Adding to 56461362313 its reverse (31326316465), we get a palindrome (87787678778).

The spelling of 56461362313 in words is "fifty-six billion, four hundred sixty-one million, three hundred sixty-two thousand, three hundred thirteen".