558164749 has 2 divisors, whose sum is σ = 558164750. Its totient is φ = 558164748.

The previous prime is 558164671. The next prime is 558164771. The reversal of 558164749 is 947461855.

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., 403286724 + 154878025 = 20082^2 + 12445^2 .

It is a cyclic number.

It is not a de Polignac number, because 558164749 - 2¹⁷ = 558033677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (558164779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279082374 + 279082375.

It is an arithmetic number, because the mean of its divisors is an integer number (279082375).

Almost surely, 2^558164749 is an apocalyptic number.

It is an amenable number.

558164749 is a deficient number, since it is larger than the sum of its proper divisors (1).

558164749 is an equidigital number, since it uses as much as digits as its factorization.

558164749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1209600, while the sum is 49.

The square root of 558164749 is about 23625.5105553298. The cubic root of 558164749 is about 823.3556467952.

The spelling of 558164749 in words is "five hundred fifty-eight million, one hundred sixty-four thousand, seven hundred forty-nine".