550013211 has 12 divisors (see below), whose sum is σ = 866687640. Its totient is φ = 333341280.

The previous prime is 550013203. The next prime is 550013227. The reversal of 550013211 is 112310055.

It is not a de Polignac number, because 550013211 - 2³ = 550013203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550013111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2777746 + ... + 2777943.

It is an arithmetic number, because the mean of its divisors is an integer number (72223970).

Almost surely, 2^550013211 is an apocalyptic number.

550013211 is a deficient number, since it is larger than the sum of its proper divisors (316674429).

550013211 is a wasteful number, since it uses less digits than its factorization.

550013211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5555706 (or 5555703 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 550013211 is about 23452.3604568922. The cubic root of 550013211 is about 819.3278305804.

Adding to 550013211 its reverse (112310055), we get a palindrome (662323266).

The spelling of 550013211 in words is "five hundred fifty million, thirteen thousand, two hundred eleven".