57130353265681 has 2 divisors, whose sum is σ = 57130353265682. Its totient is φ = 57130353265680.

The previous prime is 57130353265639. The next prime is 57130353265753. The reversal of 57130353265681 is 18656235303175.

It is a happy number.

57130353265681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41929056820225 + 15201296445456 = 6475265^2 + 3898884^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57130353265681 is a prime.

It is a super-2 number, since 2×57130353265681² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57130353269681) 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, 28565176632840 + 28565176632841.

It is an arithmetic number, because the mean of its divisors is an integer number (28565176632841).

Almost surely, 2^{57130353265681} is an apocalyptic number.

It is an amenable number.

57130353265681 is a deficient number, since it is larger than the sum of its proper divisors (1).

57130353265681 is an equidigital number, since it uses as much as digits as its factorization.

57130353265681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 57130353265681 in words is "fifty-seven trillion, one hundred thirty billion, three hundred fifty-three million, two hundred sixty-five thousand, six hundred eighty-one".