550505250 has 48 divisors (see below), whose sum is σ = 1488572280. Its totient is φ = 146800800.

The previous prime is 550505243. The next prime is 550505261. The reversal of 550505250 is 52505055.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 219010401 + 331494849 = 14799^2 + 18207^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120085 + ... + 124584.

Almost surely, 2^550505250 is an apocalyptic number.

550505250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550505250 is an abundant number, since it is smaller than the sum of its proper divisors (938067030).

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

550505250 is a wasteful number, since it uses less digits than its factorization.

550505250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244692 (or 244679 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 27.

The square root of 550505250 is about 23462.8482925667. The cubic root of 550505250 is about 819.5720799197.

The spelling of 550505250 in words is "five hundred fifty million, five hundred five thousand, two hundred fifty".