550227663 has 12 divisors (see below), whose sum is σ = 796821480. Its totient is φ = 365873136.

The previous prime is 550227659. The next prime is 550227673. The reversal of 550227663 is 366722055.

It is a happy number.

It is not a de Polignac number, because 550227663 - 2² = 550227659 is a prime.

It is a super-2 number, since 2×550227663² = 605500962260883138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550227673) 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 in 11 ways as a sum of consecutive naturals, for example, 75081 + ... + 82082.

It is an arithmetic number, because the mean of its divisors is an integer number (66401790).

Almost surely, 2^550227663 is an apocalyptic number.

550227663 is a deficient number, since it is larger than the sum of its proper divisors (246593817).

550227663 is a wasteful number, since it uses less digits than its factorization.

550227663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157558 (or 157555 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 550227663 is about 23456.9320884041. The cubic root of 550227663 is about 819.4343029688.

The spelling of 550227663 in words is "five hundred fifty million, two hundred twenty-seven thousand, six hundred sixty-three".