550090112 has 128 divisors (see below), whose sum is σ = 1320671520. Its totient is φ = 224870400.

The previous prime is 550090111. The next prime is 550090139. The reversal of 550090112 is 211090055.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550090111) 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 15 ways as a sum of consecutive naturals, for example, 750098 + ... + 750830.

Almost surely, 2^550090112 is an apocalyptic number.

550090112 is a gapful number since it is divisible by the number (52) 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 550090112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660335760).

550090112 is an abundant number, since it is smaller than the sum of its proper divisors (770581408).

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

550090112 is a wasteful number, since it uses less digits than its factorization.

550090112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812 (or 800 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 550090112 is about 23453.9999147267. Note that the first 4 decimals coincide. The cubic root of 550090112 is about 819.3660140228.

The spelling of 550090112 in words is "five hundred fifty million, ninety thousand, one hundred twelve".