14166666665 has 8 divisors (see below), whose sum is σ = 17894736960. Its totient is φ = 10736842032.

The previous prime is 14166666643. The next prime is 14166666691. The reversal of 14166666665 is 56666666141.

14166666665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 14166666665 - 2⁶ = 14166666601 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 74561309 + ... + 74561498.

It is an arithmetic number, because the mean of its divisors is an integer number (2236842120).

Almost surely, 2^14166666665 is an apocalyptic number.

It is an amenable number.

14166666665 is a deficient number, since it is larger than the sum of its proper divisors (3728070295).

14166666665 is a wasteful number, since it uses less digits than its factorization.

14166666665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149122831.

The product of its digits is 5598720, while the sum is 53.

The spelling of 14166666665 in words is "fourteen billion, one hundred sixty-six million, six hundred sixty-six thousand, six hundred sixty-five".