550444251223 has 8 divisors (see below), whose sum is σ = 556056582048. Its totient is φ = 544858582944.

The previous prime is 550444251199. The next prime is 550444251229. The reversal of 550444251223 is 322152444055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 550444251223 - 2⁵ = 550444251191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550444251229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6624136 + ... + 6706717.

It is an arithmetic number, because the mean of its divisors is an integer number (69507072756).

Almost surely, 2^550444251223 is an apocalyptic number.

550444251223 is a deficient number, since it is larger than the sum of its proper divisors (5612330825).

550444251223 is a wasteful number, since it uses less digits than its factorization.

550444251223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13331273.

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 550444251223 its reverse (322152444055), we get a palindrome (872596695278).

The spelling of 550444251223 in words is "five hundred fifty billion, four hundred forty-four million, two hundred fifty-one thousand, two hundred twenty-three".