550111012 has 18 divisors (see below), whose sum is σ = 1058169014. Its totient is φ = 250050240.

The previous prime is 550110961. The next prime is 550111013. The reversal of 550111012 is 210111055.

It can be written as a sum of positive squares in only one way, i.e., 477247716 + 72863296 = 21846^2 + 8536^2 .

It is not an unprimeable number, because it can be changed into a prime (550111013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 567813 + ... + 568780.

Almost surely, 2^550111012 is an apocalyptic number.

It is an amenable number.

550111012 is a deficient number, since it is larger than the sum of its proper divisors (508058002).

550111012 is a wasteful number, since it uses less digits than its factorization.

550111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136619 (or 1136606 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 550111012 is about 23454.4454634937. The cubic root of 550111012 is about 819.3763908274.

Adding to 550111012 its reverse (210111055), we get a palindrome (760222067).

The spelling of 550111012 in words is "five hundred fifty million, one hundred eleven thousand, twelve".