6958963981339 has 2 divisors, whose sum is σ = 6958963981340. Its totient is φ = 6958963981338.

The previous prime is 6958963981313. The next prime is 6958963981367. The reversal of 6958963981339 is 9331893698596.

6958963981339 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6958963981339 - 2⁹ = 6958963980827 is a prime.

It is not a weakly prime, because it can be changed into another prime (6958966981339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3479481990669 + 3479481990670.

It is an arithmetic number, because the mean of its divisors is an integer number (3479481990670).

Almost surely, 2^{6958963981339} is an apocalyptic number.

6958963981339 is a deficient number, since it is larger than the sum of its proper divisors (1).

6958963981339 is an equidigital number, since it uses as much as digits as its factorization.

6958963981339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2040733440, while the sum is 79.

The spelling of 6958963981339 in words is "six trillion, nine hundred fifty-eight billion, nine hundred sixty-three million, nine hundred eighty-one thousand, three hundred thirty-nine".