550585143 has 6 divisors (see below), whose sum is σ = 795289664. Its totient is φ = 367056756.

The previous prime is 550585127. The next prime is 550585169. The reversal of 550585143 is 341585055.

It is a happy number.

550585143 is a `hidden beast` number, since 5 + 505 + 8 + 5 + 143 = 666.

It is not a de Polignac number, because 550585143 - 2⁴ = 550585127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550585098 and 550585107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550585183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30588055 + ... + 30588072.

Almost surely, 2^550585143 is an apocalyptic number.

550585143 is a deficient number, since it is larger than the sum of its proper divisors (244704521).

550585143 is a wasteful number, since it uses less digits than its factorization.

550585143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61176133 (or 61176130 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 550585143 is about 23464.5507734540. The cubic root of 550585143 is about 819.6117252606.

The spelling of 550585143 in words is "five hundred fifty million, five hundred eighty-five thousand, one hundred forty-three".