550122845 has 16 divisors (see below), whose sum is σ = 684350208. Its totient is φ = 424186560.

The previous prime is 550122829. The next prime is 550122847. The reversal of 550122845 is 548221055.

It is not a de Polignac number, because 550122845 - 2⁴ = 550122829 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 (550122847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5900 + ... + 33690.

It is an arithmetic number, because the mean of its divisors is an integer number (42771888).

Almost surely, 2^550122845 is an apocalyptic number.

It is an amenable number.

550122845 is a deficient number, since it is larger than the sum of its proper divisors (134227363).

550122845 is a wasteful number, since it uses less digits than its factorization.

550122845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27940.

The product of its (nonzero) digits is 16000, while the sum is 32.

The square root of 550122845 is about 23454.6977170886. The cubic root of 550122845 is about 819.3822657697.

The spelling of 550122845 in words is "five hundred fifty million, one hundred twenty-two thousand, eight hundred forty-five".