550809150 has 48 divisors (see below), whose sum is σ = 1376483328. Its totient is φ = 145756000.

The previous prime is 550809139. The next prime is 550809169. The reversal of 550809150 is 51908055.

550809150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 5635 + ... + 33665.

It is an arithmetic number, because the mean of its divisors is an integer number (28676736).

Almost surely, 2^550809150 is an apocalyptic number.

550809150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 550809150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (688241664).

550809150 is an abundant number, since it is smaller than the sum of its proper divisors (825674178).

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

550809150 is a wasteful number, since it uses less digits than its factorization.

550809150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28177 (or 28172 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 33.

The square root of 550809150 is about 23469.3235948546. The cubic root of 550809150 is about 819.7228639116.

The spelling of 550809150 in words is "five hundred fifty million, eight hundred nine thousand, one hundred fifty".