12111716565714 has 8 divisors (see below), whose sum is σ = 24223433131440. Its totient is φ = 4037238855236.

The previous prime is 12111716565713. The next prime is 12111716565731. The reversal of 12111716565714 is 41756561711121.

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

12111716565714 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12111716565713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009309713804 + ... + 1009309713815.

It is an arithmetic number, because the mean of its divisors is an integer number (3027929141430).

Almost surely, 2^{12111716565714} is an apocalyptic number.

12111716565714 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12111716565714 is a wasteful number, since it uses less digits than its factorization.

12111716565714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018619427624.

The product of its digits is 352800, while the sum is 48.

The spelling of 12111716565714 in words is "twelve trillion, one hundred eleven billion, seven hundred sixteen million, five hundred sixty-five thousand, seven hundred fourteen".