558065666 has 8 divisors (see below), whose sum is σ = 837202944. Its totient is φ = 278998020.

The previous prime is 558065657. The next prime is 558065707. The reversal of 558065666 is 666560855.

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

It is a super-2 number, since 2×558065666² = 622874575136047112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 558065666.

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, 13871 + ... + 36173.

It is an arithmetic number, because the mean of its divisors is an integer number (104650368).

Almost surely, 2^558065666 is an apocalyptic number.

558065666 is a deficient number, since it is larger than the sum of its proper divisors (279137278).

558065666 is a wasteful number, since it uses less digits than its factorization.

558065666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34816.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The square root of 558065666 is about 23623.4135128690. The cubic root of 558065666 is about 823.3069243971.

The spelling of 558065666 in words is "five hundred fifty-eight million, sixty-five thousand, six hundred sixty-six".