550946065 has 4 divisors (see below), whose sum is σ = 661135284. Its totient is φ = 440756848.

The previous prime is 550946051. The next prime is 550946093. The reversal of 550946065 is 560649055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 218211984 + 332734081 = 14772^2 + 18241^2 .

It is a cyclic number.

It is not a de Polignac number, because 550946065 - 2⁷ = 550945937 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55094602 + ... + 55094611.

It is an arithmetic number, because the mean of its divisors is an integer number (165283821).

Almost surely, 2^550946065 is an apocalyptic number.

It is an amenable number.

550946065 is a deficient number, since it is larger than the sum of its proper divisors (110189219).

550946065 is a wasteful number, since it uses less digits than its factorization.

550946065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110189218.

The product of its (nonzero) digits is 162000, while the sum is 40.

The square root of 550946065 is about 23472.2403063704. The cubic root of 550946065 is about 819.7907779722.

The spelling of 550946065 in words is "five hundred fifty million, nine hundred forty-six thousand, sixty-five".