12340006678889 has 16 divisors (see below), whose sum is σ = 13802167097280. Its totient is φ = 10963974827520.

The previous prime is 12340006678847. The next prime is 12340006678897. The reversal of 12340006678889 is 98887660004321.

It is a cyclic number.

It is not a de Polignac number, because 12340006678889 - 2⁴⁰ = 11240495051113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12340006678189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67407452 + ... + 67590269.

It is an arithmetic number, because the mean of its divisors is an integer number (862635443580).

Almost surely, 2^{12340006678889} is an apocalyptic number.

12340006678889 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

12340006678889 is a deficient number, since it is larger than the sum of its proper divisors (1462160418391).

12340006678889 is a wasteful number, since it uses less digits than its factorization.

12340006678889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134998040.

The product of its (nonzero) digits is 27869184, while the sum is 62.

The spelling of 12340006678889 in words is "twelve trillion, three hundred forty billion, six million, six hundred seventy-eight thousand, eight hundred eighty-nine".