4550550066 has 24 divisors (see below), whose sum is σ = 10100003004. Its totient is φ = 1479853440.

The previous prime is 4550550049. The next prime is 4550550097. The reversal of 4550550066 is 6600550554.

It is a happy number.

4550550066 is a `hidden beast` number, since 45 + 5 + 0 + 550 + 0 + 66 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3044722041 + 1505828025 = 55179^2 + 38805^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4550550066.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3082291 + ... + 3083766.

Almost surely, 2^4550550066 is an apocalyptic number.

4550550066 is an abundant number, since it is smaller than the sum of its proper divisors (5549452938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4550550066 is a wasteful number, since it uses less digits than its factorization.

4550550066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166106 (or 6166103 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 4550550066 is about 67457.7650534021. The cubic root of 4550550066 is about 1657.1225694808.

The spelling of 4550550066 in words is "four billion, five hundred fifty million, five hundred fifty thousand, sixty-six".