550223056 has 20 divisors (see below), whose sum is σ = 1074199104. Its totient is φ = 273010400.

The previous prime is 550223039. The next prime is 550223057. The reversal of 550223056 is 650322055.

It is a super-2 number, since 2×550223056² = 605490822707958272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550223057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129160 + ... + 133351.

Almost surely, 2^550223056 is an apocalyptic number.

It is an amenable number.

550223056 is a deficient number, since it is larger than the sum of its proper divisors (523976048).

550223056 is a wasteful number, since it uses less digits than its factorization.

550223056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262650 (or 262644 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 550223056 is about 23456.8338869507. The cubic root of 550223056 is about 819.4320159492.

The spelling of 550223056 in words is "five hundred fifty million, two hundred twenty-three thousand, fifty-six".