13704543948847 has 2 divisors, whose sum is σ = 13704543948848. Its totient is φ = 13704543948846.

The previous prime is 13704543948841. The next prime is 13704543948911. The reversal of 13704543948847 is 74884934540731.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13704543948847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13704543948841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6852271974423 + 6852271974424.

It is an arithmetic number, because the mean of its divisors is an integer number (6852271974424).

Almost surely, 2^{13704543948847} is an apocalyptic number.

13704543948847 is a deficient number, since it is larger than the sum of its proper divisors (1).

13704543948847 is an equidigital number, since it uses as much as digits as its factorization.

13704543948847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 325140480, while the sum is 67.

The spelling of 13704543948847 in words is "thirteen trillion, seven hundred four billion, five hundred forty-three million, nine hundred forty-eight thousand, eight hundred forty-seven".