12739953750847 has 2 divisors, whose sum is σ = 12739953750848. Its totient is φ = 12739953750846.

The previous prime is 12739953750817. The next prime is 12739953750851. The reversal of 12739953750847 is 74805735993721.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12739953750847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12739953750817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6369976875423 + 6369976875424.

It is an arithmetic number, because the mean of its divisors is an integer number (6369976875424).

Almost surely, 2^{12739953750847} is an apocalyptic number.

12739953750847 is a deficient number, since it is larger than the sum of its proper divisors (1).

12739953750847 is an equidigital number, since it uses as much as digits as its factorization.

12739953750847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 400075200, while the sum is 70.

The spelling of 12739953750847 in words is "twelve trillion, seven hundred thirty-nine billion, nine hundred fifty-three million, seven hundred fifty thousand, eight hundred forty-seven".