557666059 has 2 divisors, whose sum is σ = 557666060. Its totient is φ = 557666058.

The previous prime is 557666023. The next prime is 557666063. The reversal of 557666059 is 950666755.

It is a happy number.

557666059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 557666059 - 2⁹ = 557665547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (557666069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278833029 + 278833030.

It is an arithmetic number, because the mean of its divisors is an integer number (278833030).

Almost surely, 2^557666059 is an apocalyptic number.

557666059 is a deficient number, since it is larger than the sum of its proper divisors (1).

557666059 is an equidigital number, since it uses as much as digits as its factorization.

557666059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701000, while the sum is 49.

The square root of 557666059 is about 23614.9541392737. The cubic root of 557666059 is about 823.1103658265.

The spelling of 557666059 in words is "five hundred fifty-seven million, six hundred sixty-six thousand, fifty-nine".