12740682239 has 8 divisors (see below), whose sum is σ = 12792025440. Its totient is φ = 12689369056.

The previous prime is 12740682221. The next prime is 12740682247. The reversal of 12740682239 is 93228604721.

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-12740682239 is a prime.

It is a super-3 number, since 3×12740682239³ (a number of 31 digits) contains 333 as substring.

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 12740682239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12740682139) 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, 1268174 + ... + 1278180.

It is an arithmetic number, because the mean of its divisors is an integer number (1599003180).

Almost surely, 2^12740682239 is an apocalyptic number.

12740682239 is a deficient number, since it is larger than the sum of its proper divisors (51343201).

12740682239 is a wasteful number, since it uses less digits than its factorization.

12740682239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15009.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 12740682239 in words is "twelve billion, seven hundred forty million, six hundred eighty-two thousand, two hundred thirty-nine".