550244225044 has 6 divisors (see below), whose sum is σ = 962927393834. Its totient is φ = 275122112520.

The previous prime is 550244225029. The next prime is 550244225053. The reversal of 550244225044 is 440522442055.

It can be written as a sum of positive squares in only one way, i.e., 421175040400 + 129069184644 = 648980^2 + 359262^2 .

It is a junction number, because it is equal to n+sod(n) for n = 550244224994 and 550244225012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68780528127 + ... + 68780528134.

Almost surely, 2^550244225044 is an apocalyptic number.

It is an amenable number.

550244225044 is a deficient number, since it is larger than the sum of its proper divisors (412683168790).

550244225044 is a wasteful number, since it uses less digits than its factorization.

550244225044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137561056265 (or 137561056263 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 37.

Adding to 550244225044 its reverse (440522442055), we get a palindrome (990766667099).

The spelling of 550244225044 in words is "five hundred fifty billion, two hundred forty-four million, two hundred twenty-five thousand, forty-four".