550450303 has 8 divisors (see below), whose sum is σ = 598663296. Its totient is φ = 503076000.

The previous prime is 550450249. The next prime is 550450319. The reversal of 550450303 is 303054055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550450303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550450333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208303 + ... + 210928.

It is an arithmetic number, because the mean of its divisors is an integer number (74832912).

Almost surely, 2^550450303 is an apocalyptic number.

550450303 is a deficient number, since it is larger than the sum of its proper divisors (48212993).

550450303 is a wasteful number, since it uses less digits than its factorization.

550450303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419345.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 550450303 is about 23461.6773270796. The cubic root of 550450303 is about 819.5448113178.

The spelling of 550450303 in words is "five hundred fifty million, four hundred fifty thousand, three hundred three".