550485873 has 12 divisors (see below), whose sum is σ = 908738688. Its totient is φ = 314563320.

The previous prime is 550485853. The next prime is 550485883. The reversal of 550485873 is 378584055.

550485873 is a `hidden beast` number, since 550 + 48 + 58 + 7 + 3 = 666.

It is not a de Polignac number, because 550485873 - 2⁶ = 550485809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550485833) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4368873 + ... + 4368998.

It is an arithmetic number, because the mean of its divisors is an integer number (75728224).

Almost surely, 2^550485873 is an apocalyptic number.

It is an amenable number.

550485873 is a deficient number, since it is larger than the sum of its proper divisors (358252815).

550485873 is a wasteful number, since it uses less digits than its factorization.

550485873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8737884 (or 8737881 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The square root of 550485873 is about 23462.4353595274. The cubic root of 550485873 is about 819.5624638839.

The spelling of 550485873 in words is "five hundred fifty million, four hundred eighty-five thousand, eight hundred seventy-three".