550351444 has 12 divisors (see below), whose sum is σ = 996326100. Its totient is φ = 265686848.

The previous prime is 550351441. The next prime is 550351447. The reversal of 550351444 is 444153055.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (550351441) and next prime (550351447).

It can be written as a sum of positive squares in 2 ways, for example, as 256640400 + 293711044 = 16020^2 + 17138^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550351441) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2372089 + ... + 2372320.

It is an arithmetic number, because the mean of its divisors is an integer number (83027175).

Almost surely, 2^550351444 is an apocalyptic number.

It is an amenable number.

550351444 is a deficient number, since it is larger than the sum of its proper divisors (445974656).

550351444 is a wasteful number, since it uses less digits than its factorization.

550351444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744442 (or 4744440 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 550351444 is about 23459.5704137991. The cubic root of 550351444 is about 819.4957458946.

The spelling of 550351444 in words is "five hundred fifty million, three hundred fifty-one thousand, four hundred forty-four".