555616099 has 2 divisors, whose sum is σ = 555616100. Its totient is φ = 555616098.

The previous prime is 555616081. The next prime is 555616111. The reversal of 555616099 is 990616555.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555616099 - 2⁷ = 555615971 is a prime.

It is not a weakly prime, because it can be changed into another prime (555616079) 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, 277808049 + 277808050.

It is an arithmetic number, because the mean of its divisors is an integer number (277808050).

Almost surely, 2^555616099 is an apocalyptic number.

555616099 is a deficient number, since it is larger than the sum of its proper divisors (1).

555616099 is an equidigital number, since it uses as much as digits as its factorization.

555616099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 364500, while the sum is 46.

The square root of 555616099 is about 23571.5103249665. The cubic root of 555616099 is about 822.1005529535.

The spelling of 555616099 in words is "five hundred fifty-five million, six hundred sixteen thousand, ninety-nine".