550515599 has 2 divisors, whose sum is σ = 550515600. Its totient is φ = 550515598.

The previous prime is 550515571. The next prime is 550515619. The reversal of 550515599 is 995515055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550515599 - 2¹² = 550511503 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550515299) 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, 275257799 + 275257800.

It is an arithmetic number, because the mean of its divisors is an integer number (275257800).

Almost surely, 2^550515599 is an apocalyptic number.

550515599 is a deficient number, since it is larger than the sum of its proper divisors (1).

550515599 is an equidigital number, since it uses as much as digits as its factorization.

550515599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 253125, while the sum is 44.

The square root of 550515599 is about 23463.0688316767. The cubic root of 550515599 is about 819.5772156251.

The spelling of 550515599 in words is "five hundred fifty million, five hundred fifteen thousand, five hundred ninety-nine".