550881600 has 336 divisors, whose sum is σ = 1970641728. Its totient is φ = 134184960.

The previous prime is 550881589. The next prime is 550881601. The reversal of 550881600 is 6188055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550881601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3508722 + ... + 3508878.

Almost surely, 2^550881600 is an apocalyptic number.

550881600 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 550881600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (985320864).

550881600 is an abundant number, since it is smaller than the sum of its proper divisors (1419760128).

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

550881600 is a wasteful number, since it uses less digits than its factorization.

550881600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 550881600 is about 23470.8670483218. The cubic root of 550881600 is about 819.7588027468.

The spelling of 550881600 in words is "five hundred fifty million, eight hundred eighty-one thousand, six hundred".