57901743217 has 2 divisors, whose sum is σ = 57901743218. Its totient is φ = 57901743216.

The previous prime is 57901743187. The next prime is 57901743227. The reversal of 57901743217 is 71234710975.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56167104016 + 1734639201 = 236996^2 + 41649^2 .

It is a cyclic number.

It is not a de Polignac number, because 57901743217 - 2⁷ = 57901743089 is a prime.

It is a super-2 number, since 2×57901743217² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57901743227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28950871608 + 28950871609.

It is an arithmetic number, because the mean of its divisors is an integer number (28950871609).

Almost surely, 2^57901743217 is an apocalyptic number.

It is an amenable number.

57901743217 is a deficient number, since it is larger than the sum of its proper divisors (1).

57901743217 is an equidigital number, since it uses as much as digits as its factorization.

57901743217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 370440, while the sum is 46.

The spelling of 57901743217 in words is "fifty-seven billion, nine hundred one million, seven hundred forty-three thousand, two hundred seventeen".