57341965817 has 2 divisors, whose sum is σ = 57341965818. Its totient is φ = 57341965816.

The previous prime is 57341965757. The next prime is 57341965859. The reversal of 57341965817 is 71856914375.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52505597881 + 4836367936 = 229141^2 + 69544^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57341965817 is a prime.

It is not a weakly prime, because it can be changed into another prime (57341965867) 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, 28670982908 + 28670982909.

It is an arithmetic number, because the mean of its divisors is an integer number (28670982909).

Almost surely, 2^57341965817 is an apocalyptic number.

It is an amenable number.

57341965817 is a deficient number, since it is larger than the sum of its proper divisors (1).

57341965817 is an equidigital number, since it uses as much as digits as its factorization.

57341965817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6350400, while the sum is 56.

The spelling of 57341965817 in words is "fifty-seven billion, three hundred forty-one million, nine hundred sixty-five thousand, eight hundred seventeen".