550523443242 has 16 divisors (see below), whose sum is σ = 1101480570720. Its totient is φ = 183435533712.

The previous prime is 550523443237. The next prime is 550523443271. The reversal of 550523443242 is 242344325055.

It is a self number, because there is not a number n which added to its sum of digits gives 550523443242.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 18053673 + ... + 18084140.

It is an arithmetic number, because the mean of its divisors is an integer number (68842535670).

Almost surely, 2^550523443242 is an apocalyptic number.

550523443242 is an abundant number, since it is smaller than the sum of its proper divisors (550957127478).

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

550523443242 is a wasteful number, since it uses less digits than its factorization.

550523443242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36140357.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 550523443242 its reverse (242344325055), we get a palindrome (792867768297).

The spelling of 550523443242 in words is "five hundred fifty billion, five hundred twenty-three million, four hundred forty-three thousand, two hundred forty-two".