13414858864349 has 2 divisors, whose sum is σ = 13414858864350. Its totient is φ = 13414858864348.

The previous prime is 13414858864343. The next prime is 13414858864361. The reversal of 13414858864349 is 94346885841431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6731134480249 + 6683724384100 = 2594443^2 + 2585290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13414858864349 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13414858864343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6707429432174 + 6707429432175.

It is an arithmetic number, because the mean of its divisors is an integer number (6707429432175).

Almost surely, 2^{13414858864349} is an apocalyptic number.

It is an amenable number.

13414858864349 is a deficient number, since it is larger than the sum of its proper divisors (1).

13414858864349 is an equidigital number, since it uses as much as digits as its factorization.

13414858864349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 318504960, while the sum is 68.

The spelling of 13414858864349 in words is "thirteen trillion, four hundred fourteen billion, eight hundred fifty-eight million, eight hundred sixty-four thousand, three hundred forty-nine".