550227774338 has 54 divisors (see below), whose sum is σ = 930660301641. Its totient is φ = 243793642400.

The previous prime is 550227774323. The next prime is 550227774359. The reversal of 550227774338 is 833477722055.

It can be written as a sum of positive squares in 2 ways, for example, as 392949698449 + 157278075889 = 626857^2 + 396583^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=524513.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550227774338.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 473110145 + ... + 473111307.

Almost surely, 2^550227774338 is an apocalyptic number.

550227774338 is a deficient number, since it is larger than the sum of its proper divisors (380432527303).

550227774338 is an equidigital number, since it uses as much as digits as its factorization.

550227774338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432 (or 1217 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 53.

The spelling of 550227774338 in words is "five hundred fifty billion, two hundred twenty-seven million, seven hundred seventy-four thousand, three hundred thirty-eight".