550565344344 has 16 divisors (see below), whose sum is σ = 1376413360920. Its totient is φ = 183521781440.

The previous prime is 550565344319. The next prime is 550565344397. The reversal of 550565344344 is 443443565055.

It is a junction number, because it is equal to n+sod(n) for n = 550565344293 and 550565344302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11470111317 + ... + 11470111364.

Almost surely, 2^550565344344 is an apocalyptic number.

It is an amenable number.

550565344344 is an abundant number, since it is smaller than the sum of its proper divisors (825848016576).

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

550565344344 is a wasteful number, since it uses less digits than its factorization.

550565344344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22940222690 (or 22940222686 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 48.

The spelling of 550565344344 in words is "five hundred fifty billion, five hundred sixty-five million, three hundred forty-four thousand, three hundred forty-four".