550322144 has 24 divisors (see below), whose sum is σ = 1086884568. Its totient is φ = 274288000.

The previous prime is 550322119. The next prime is 550322177. The reversal of 550322144 is 441223055.

It is a happy number.

550322144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16982 + ... + 37269.

It is an arithmetic number, because the mean of its divisors is an integer number (45286857).

Almost surely, 2^550322144 is an apocalyptic number.

It is an amenable number.

550322144 is a deficient number, since it is larger than the sum of its proper divisors (536562424).

550322144 is a wasteful number, since it uses less digits than its factorization.

550322144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54578 (or 54570 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 550322144 is about 23458.9459268740. The cubic root of 550322144 is about 819.4812026715.

Adding to 550322144 its reverse (441223055), we get a palindrome (991545199).

The spelling of 550322144 in words is "five hundred fifty million, three hundred twenty-two thousand, one hundred forty-four".