12940659613 has 8 divisors (see below), whose sum is σ = 14798997440. Its totient is φ = 11084739840.

The previous prime is 12940659569. The next prime is 12940659637. The reversal of 12940659613 is 31695604921.

12940659613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-12940659613 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 (12940659713) 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, 593028 + ... + 614461.

It is an arithmetic number, because the mean of its divisors is an integer number (1849874680).

Almost surely, 2^12940659613 is an apocalyptic number.

It is an amenable number.

12940659613 is a deficient number, since it is larger than the sum of its proper divisors (1858337827).

12940659613 is a wasteful number, since it uses less digits than its factorization.

12940659613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209027.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 12940659613 in words is "twelve billion, nine hundred forty million, six hundred fifty-nine thousand, six hundred thirteen".