550255421122 has 32 divisors (see below), whose sum is σ = 955043654400. Its totient is φ = 235143277200.

The previous prime is 550255421117. The next prime is 550255421123. The reversal of 550255421122 is 221124552055.

It is not an unprimeable number, because it can be changed into a prime (550255421123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4969672 + ... + 5079187.

It is an arithmetic number, because the mean of its divisors is an integer number (29845114200).

Almost surely, 2^550255421122 is an apocalyptic number.

550255421122 is a deficient number, since it is larger than the sum of its proper divisors (404788233278).

550255421122 is a wasteful number, since it uses less digits than its factorization.

550255421122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10049022.

The product of its (nonzero) digits is 40000, while the sum is 34.

Adding to 550255421122 its reverse (221124552055), we get a palindrome (771379973177).

The spelling of 550255421122 in words is "five hundred fifty billion, two hundred fifty-five million, four hundred twenty-one thousand, one hundred twenty-two".