555055506 has 12 divisors (see below), whose sum is σ = 1202620302. Its totient is φ = 185018496.

The previous prime is 555055483. The next prime is 555055519. The reversal of 555055506 is 605550555.

555055506 is a `hidden beast` number, since 5 + 550 + 55 + 50 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 499924881 + 55130625 = 22359^2 + 7425^2 .

It is a super-2 number, since 2×555055506² = 616173229481832072, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15418191 + ... + 15418226.

Almost surely, 2^555055506 is an apocalyptic number.

555055506 is an abundant number, since it is smaller than the sum of its proper divisors (647564796).

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

555055506 is a wasteful number, since it uses less digits than its factorization.

555055506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30836425 (or 30836422 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 36.

The square root of 555055506 is about 23559.6159985684. The cubic root of 555055506 is about 821.8239717551.

The spelling of 555055506 in words is "five hundred fifty-five million, fifty-five thousand, five hundred six".