550116603 has 10 divisors (see below), whose sum is σ = 821779244. Its totient is φ = 366744348.

The previous prime is 550116601. The next prime is 550116641. The reversal of 550116603 is 306611055.

It is a happy number.

550116603 is a `hidden beast` number, since 5 + 50 + 1 + 1 + 6 + 603 = 666.

550116603 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 550116603 - 2¹ = 550116601 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550116601) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3395701 + ... + 3395862.

Almost surely, 2^550116603 is an apocalyptic number.

550116603 is a deficient number, since it is larger than the sum of its proper divisors (271662641).

550116603 is an equidigital number, since it uses as much as digits as its factorization.

550116603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6791575 (or 6791566 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 550116603 is about 23454.5646516835. The cubic root of 550116603 is about 819.3791667022.

Adding to 550116603 its reverse (306611055), we get a palindrome (856727658).

The spelling of 550116603 in words is "five hundred fifty million, one hundred sixteen thousand, six hundred three".