57057095617 has 2 divisors, whose sum is σ = 57057095618. Its totient is φ = 57057095616.

The previous prime is 57057095611. The next prime is 57057095633. The reversal of 57057095617 is 71659075075.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56846003776 + 211091841 = 238424^2 + 14529^2 .

It is a cyclic number.

It is not a de Polignac number, because 57057095617 - 2²⁷ = 56922877889 is a prime.

It is a super-2 number, since 2×57057095617² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57057095611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28528547808 + 28528547809.

It is an arithmetic number, because the mean of its divisors is an integer number (28528547809).

Almost surely, 2^57057095617 is an apocalyptic number.

It is an amenable number.

57057095617 is a deficient number, since it is larger than the sum of its proper divisors (1).

57057095617 is an equidigital number, since it uses as much as digits as its factorization.

57057095617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2315250, while the sum is 52.

The spelling of 57057095617 in words is "fifty-seven billion, fifty-seven million, ninety-five thousand, six hundred seventeen".