14165906691 has 8 divisors (see below), whose sum is σ = 19398358864. Its totient is φ = 9188696160.

The previous prime is 14165906641. The next prime is 14165906707. The reversal of 14165906691 is 19660956141.

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

It is not a de Polignac number, because 14165906691 - 2⁹ = 14165906179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14165906691.

It is not an unprimeable number, because it can be changed into a prime (14165906611) 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, 63810280 + ... + 63810501.

It is an arithmetic number, because the mean of its divisors is an integer number (2424794858).

Almost surely, 2^14165906691 is an apocalyptic number.

14165906691 is a deficient number, since it is larger than the sum of its proper divisors (5232452173).

14165906691 is a wasteful number, since it uses less digits than its factorization.

14165906691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127620821.

The product of its (nonzero) digits is 349920, while the sum is 48.

The spelling of 14165906691 in words is "fourteen billion, one hundred sixty-five million, nine hundred six thousand, six hundred ninety-one".