56601065413 has 2 divisors, whose sum is σ = 56601065414. Its totient is φ = 56601065412.

The previous prime is 56601065393. The next prime is 56601065419. The reversal of 56601065413 is 31456010665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52848032769 + 3753032644 = 229887^2 + 61262^2 .

It is a cyclic number.

It is not a de Polignac number, because 56601065413 - 2³³ = 48011130821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56601065419) 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, 28300532706 + 28300532707.

It is an arithmetic number, because the mean of its divisors is an integer number (28300532707).

Almost surely, 2^56601065413 is an apocalyptic number.

It is an amenable number.

56601065413 is a deficient number, since it is larger than the sum of its proper divisors (1).

56601065413 is an equidigital number, since it uses as much as digits as its factorization.

56601065413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 56601065413 in words is "fifty-six billion, six hundred one million, sixty-five thousand, four hundred thirteen".