550084666 has 8 divisors (see below), whose sum is σ = 825362784. Its totient is φ = 274963740.

The previous prime is 550084649. The next prime is 550084679. The reversal of 550084666 is 666480055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30120 + ... + 44803.

It is an arithmetic number, because the mean of its divisors is an integer number (103170348).

Almost surely, 2^550084666 is an apocalyptic number.

550084666 is a deficient number, since it is larger than the sum of its proper divisors (275278118).

550084666 is a wasteful number, since it uses less digits than its factorization.

550084666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78596.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 550084666 is about 23453.8838148397. The cubic root of 550084666 is about 819.3633100525.

The spelling of 550084666 in words is "five hundred fifty million, eighty-four thousand, six hundred sixty-six".