556466017 has 2 divisors, whose sum is σ = 556466018. Its totient is φ = 556466016.

The previous prime is 556465999. The next prime is 556466069. The reversal of 556466017 is 710664655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 555497761 + 968256 = 23569^2 + 984^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556466017 is a prime.

It is a super-3 number, since 3×556466017³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (556466077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278233008 + 278233009.

It is an arithmetic number, because the mean of its divisors is an integer number (278233009).

Almost surely, 2^556466017 is an apocalyptic number.

It is an amenable number.

556466017 is a deficient number, since it is larger than the sum of its proper divisors (1).

556466017 is an equidigital number, since it uses as much as digits as its factorization.

556466017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 556466017 is about 23589.5319368571. The cubic root of 556466017 is about 822.5195245471.

The spelling of 556466017 in words is "five hundred fifty-six million, four hundred sixty-six thousand, seventeen".