426422600666 has 8 divisors (see below), whose sum is σ = 644235584160. Its totient is φ = 211677405948.

The previous prime is 426422600557. The next prime is 426422600729. The reversal of 426422600666 is 666006224624.

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

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 766946846 + ... + 766947401.

It is an arithmetic number, because the mean of its divisors is an integer number (80529448020).

Almost surely, 2^426422600666 is an apocalyptic number.

426422600666 is a deficient number, since it is larger than the sum of its proper divisors (217812983494).

426422600666 is a wasteful number, since it uses less digits than its factorization.

426422600666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533894388.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 426422600666 in words is "four hundred twenty-six billion, four hundred twenty-two million, six hundred thousand, six hundred sixty-six".