550385600 has 84 divisors (see below), whose sum is σ = 1362139008. Its totient is φ = 218880000.

The previous prime is 550385593. The next prime is 550385611. The reversal of 550385600 is 6583055.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 304700 + ... + 306500.

Almost surely, 2^550385600 is an apocalyptic number.

550385600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550385600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681069504).

550385600 is an abundant number, since it is smaller than the sum of its proper divisors (811753408).

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

550385600 is a wasteful number, since it uses less digits than its factorization.

550385600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014 (or 1999 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 550385600 is about 23460.2983783242. The cubic root of 550385600 is about 819.5126987696.

The spelling of 550385600 in words is "five hundred fifty million, three hundred eighty-five thousand, six hundred".