550466856 has 48 divisors (see below), whose sum is σ = 1498454100. Its totient is φ = 182557536.

The previous prime is 550466849. The next prime is 550466909. The reversal of 550466856 is 658664055.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

550466856 is a `hidden beast` number, since 5 + 504 + 66 + 85 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 389430756 + 161036100 = 19734^2 + 12690^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2794150 + ... + 2794346.

Almost surely, 2^550466856 is an apocalyptic number.

It is an amenable number.

550466856 is an abundant number, since it is smaller than the sum of its proper divisors (947987244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550466856 is an frugal number, since it uses more digits than its factorization.

550466856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The square root of 550466856 is about 23462.0300911920. The cubic root of 550466856 is about 819.5530262825.

The spelling of 550466856 in words is "five hundred fifty million, four hundred sixty-six thousand, eight hundred fifty-six".