14166666669 has 8 divisors (see below), whose sum is σ = 18890246752. Its totient is φ = 9443765520.

The previous prime is 14166666643. The next prime is 14166666691. The reversal of 14166666669 is 96666666141.

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

It is not a de Polignac number, because 14166666669 - 2⁵ = 14166666637 is a prime.

It is a super-2 number, since 2×14166666669² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14166666629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118867 + ... + 206064.

It is an arithmetic number, because the mean of its divisors is an integer number (2361280844).

Almost surely, 2^14166666669 is an apocalyptic number.

It is an amenable number.

14166666669 is a deficient number, since it is larger than the sum of its proper divisors (4723580083).

14166666669 is a wasteful number, since it uses less digits than its factorization.

14166666669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339467.

The product of its digits is 10077696, while the sum is 57.

It can be divided in two parts, 141666 and 66669, that added together give a triangular number (208335 = T₆₄₅).

The spelling of 14166666669 in words is "fourteen billion, one hundred sixty-six million, six hundred sixty-six thousand, six hundred sixty-nine".