4160857347217 has 2 divisors, whose sum is σ = 4160857347218. Its totient is φ = 4160857347216.

The previous prime is 4160857347191. The next prime is 4160857347233. The reversal of 4160857347217 is 7127437580614.

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., 2714704388496 + 1446152958721 = 1647636^2 + 1202561^2 .

It is a cyclic number.

It is not a de Polignac number, because 4160857347217 - 2²⁷ = 4160723129489 is a prime.

It is not a weakly prime, because it can be changed into another prime (4160857347277) 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, 2080428673608 + 2080428673609.

It is an arithmetic number, because the mean of its divisors is an integer number (2080428673609).

Almost surely, 2^{4160857347217} is an apocalyptic number.

It is an amenable number.

4160857347217 is a deficient number, since it is larger than the sum of its proper divisors (1).

4160857347217 is an equidigital number, since it uses as much as digits as its factorization.

4160857347217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7902720, while the sum is 55.

The spelling of 4160857347217 in words is "four trillion, one hundred sixty billion, eight hundred fifty-seven million, three hundred forty-seven thousand, two hundred seventeen".