14139868717 has 8 divisors (see below), whose sum is σ = 15232812056. Its totient is φ = 13047676992.

The previous prime is 14139868679. The next prime is 14139868759. The reversal of 14139868717 is 71786893141.

14139868717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5056063236 + 9083805481 = 71106^2 + 95309^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14139868717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14139866717) by changing a digit.

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, 148518 + ... + 224359.

It is an arithmetic number, because the mean of its divisors is an integer number (1904101507).

Almost surely, 2^14139868717 is an apocalyptic number.

It is an amenable number.

14139868717 is a deficient number, since it is larger than the sum of its proper divisors (1092943339).

14139868717 is a wasteful number, since it uses less digits than its factorization.

14139868717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375807.

The product of its digits is 2032128, while the sum is 55.

The spelling of 14139868717 in words is "fourteen billion, one hundred thirty-nine million, eight hundred sixty-eight thousand, seven hundred seventeen".