550303550 has 24 divisors (see below), whose sum is σ = 1033708392. Its totient is φ = 217940000.

The previous prime is 550303499. The next prime is 550303571. The reversal of 550303550 is 55303055.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 49436 + ... + 59535.

It is an arithmetic number, because the mean of its divisors is an integer number (43071183).

Almost surely, 2^550303550 is an apocalyptic number.

550303550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550303550 is a deficient number, since it is larger than the sum of its proper divisors (483404842).

550303550 is a wasteful number, since it uses less digits than its factorization.

550303550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109084 (or 109079 counting only the distinct ones).

The product of its (nonzero) digits is 5625, while the sum is 26.

The square root of 550303550 is about 23458.5496141599. The cubic root of 550303550 is about 819.4719731652.

The spelling of 550303550 in words is "five hundred fifty million, three hundred three thousand, five hundred fifty".