550344211 has 2 divisors, whose sum is σ = 550344212. Its totient is φ = 550344210.

The previous prime is 550344191. The next prime is 550344259. The reversal of 550344211 is 112443055.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550344211 - 2⁷ = 550344083 is a prime.

It is not a weakly prime, because it can be changed into another prime (550344911) 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, 275172105 + 275172106.

It is an arithmetic number, because the mean of its divisors is an integer number (275172106).

Almost surely, 2^550344211 is an apocalyptic number.

550344211 is a deficient number, since it is larger than the sum of its proper divisors (1).

550344211 is an equidigital number, since it uses as much as digits as its factorization.

550344211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 550344211 is about 23459.4162544595. The cubic root of 550344211 is about 819.4921558015.

Adding to 550344211 its reverse (112443055), we get a palindrome (662787266).

The spelling of 550344211 in words is "five hundred fifty million, three hundred forty-four thousand, two hundred eleven".