423012660355166 has 16 divisors (see below), whose sum is σ = 725164919235456. Its totient is φ = 181291050495576.

The previous prime is 423012660355157. The next prime is 423012660355183. The reversal of 423012660355166 is 661553066210324.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27489665 + ... + 40021331.

It is an arithmetic number, because the mean of its divisors is an integer number (45322807452216).

Almost surely, 2^{423012660355166} is an apocalyptic number.

423012660355166 is a deficient number, since it is larger than the sum of its proper divisors (302152258880290).

423012660355166 is a wasteful number, since it uses less digits than its factorization.

423012660355166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14942783.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 423012660355166 in words is "four hundred twenty-three trillion, twelve billion, six hundred sixty million, three hundred fifty-five thousand, one hundred sixty-six".