550905599 has 2 divisors, whose sum is σ = 550905600. Its totient is φ = 550905598.

The previous prime is 550905541. The next prime is 550905613. The reversal of 550905599 is 995509055.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550905599 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 (550965599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275452799 + 275452800.

It is an arithmetic number, because the mean of its divisors is an integer number (275452800).

Almost surely, 2^550905599 is an apocalyptic number.

550905599 is a deficient number, since it is larger than the sum of its proper divisors (1).

550905599 is an equidigital number, since it uses as much as digits as its factorization.

550905599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 455625, while the sum is 47.

The square root of 550905599 is about 23471.3782935728. The cubic root of 550905599 is about 819.7707067602.

The spelling of 550905599 in words is "five hundred fifty million, nine hundred five thousand, five hundred ninety-nine".