558304075666 has 16 divisors (see below), whose sum is σ = 840425346720. Its totient is φ = 278163948960.

The previous prime is 558304075649. The next prime is 558304075699. The reversal of 558304075666 is 666570403855.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262161 + ... + 1088731.

It is an arithmetic number, because the mean of its divisors is an integer number (52526584170).

Almost surely, 2^558304075666 is an apocalyptic number.

558304075666 is a deficient number, since it is larger than the sum of its proper divisors (282121271054).

558304075666 is a wasteful number, since it uses less digits than its factorization.

558304075666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827769.

The product of its (nonzero) digits is 18144000, while the sum is 55.

The spelling of 558304075666 in words is "five hundred fifty-eight billion, three hundred four million, seventy-five thousand, six hundred sixty-six".