12609602712679 has 12 divisors (see below), whose sum is σ = 14676738682008. Its totient is φ = 10802022764400.

The previous prime is 12609602712677. The next prime is 12609602712689. The reversal of 12609602712679 is 97621720690621.

It is not a de Polignac number, because 12609602712679 - 2¹ = 12609602712677 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 (12609602712671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73820157 + ... + 73990774.

It is an arithmetic number, because the mean of its divisors is an integer number (1223061556834).

Almost surely, 2^{12609602712679} is an apocalyptic number.

12609602712679 is a deficient number, since it is larger than the sum of its proper divisors (2067135969329).

12609602712679 is a wasteful number, since it uses less digits than its factorization.

12609602712679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147812686 (or 147812679 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 58.

The spelling of 12609602712679 in words is "twelve trillion, six hundred nine billion, six hundred two million, seven hundred twelve thousand, six hundred seventy-nine".