550989250 has 32 divisors (see below), whose sum is σ = 1178805888. Its totient is φ = 188910000.

The previous prime is 550989221. The next prime is 550989253. The reversal of 550989250 is 52989055.

550989250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 550989197 and 550989206.

It is not an unprimeable number, because it can be changed into a prime (550989253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155676 + ... + 159175.

It is an arithmetic number, because the mean of its divisors is an integer number (36837684).

Almost surely, 2^550989250 is an apocalyptic number.

550989250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550989250 is an abundant number, since it is smaller than the sum of its proper divisors (627816638).

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

550989250 is a wasteful number, since it uses less digits than its factorization.

550989250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314875 (or 314865 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 43.

The square root of 550989250 is about 23473.1602047956. The cubic root of 550989250 is about 819.8121967293.

The spelling of 550989250 in words is "five hundred fifty million, nine hundred eighty-nine thousand, two hundred fifty".