550556056 has 24 divisors (see below), whose sum is σ = 1045619820. Its totient is φ = 271768848.

The previous prime is 550556053. The next prime is 550556089. The reversal of 550556056 is 650655055.

It is a super-2 number, since 2×550556056² = 606223941596550272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550556053) 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 5 ways as a sum of consecutive naturals, for example, 44415 + ... + 55441.

Almost surely, 2^550556056 is an apocalyptic number.

It is an amenable number.

550556056 is a deficient number, since it is larger than the sum of its proper divisors (495063764).

550556056 is a wasteful number, since it uses less digits than its factorization.

550556056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11191 (or 11108 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 37.

The square root of 550556056 is about 23463.9309579618. The cubic root of 550556056 is about 819.5972918489.

The spelling of 550556056 in words is "five hundred fifty million, five hundred fifty-six thousand, fifty-six".