550105305 has 16 divisors (see below), whose sum is σ = 883285440. Its totient is φ = 292350528.

The previous prime is 550105291. The next prime is 550105331. The reversal of 550105305 is 503501055.

It is not a de Polignac number, because 550105305 - 2⁵ = 550105273 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60550 + ... + 69039.

It is an arithmetic number, because the mean of its divisors is an integer number (55205340).

Almost surely, 2^550105305 is an apocalyptic number.

It is an amenable number.

550105305 is a deficient number, since it is larger than the sum of its proper divisors (333180135).

550105305 is a wasteful number, since it uses less digits than its factorization.

550105305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129880.

The product of its (nonzero) digits is 1875, while the sum is 24.

The square root of 550105305 is about 23454.3238018068. The cubic root of 550105305 is about 819.3735573404.

The spelling of 550105305 in words is "five hundred fifty million, one hundred five thousand, three hundred five".