13207456454399 has 2 divisors, whose sum is σ = 13207456454400. Its totient is φ = 13207456454398.

The previous prime is 13207456454389. The next prime is 13207456454443. The reversal of 13207456454399 is 99345465470231.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (99345465470231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13207456454399 - 2²⁴ = 13207439677183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13207456454329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6603728227199 + 6603728227200.

It is an arithmetic number, because the mean of its divisors is an integer number (6603728227200).

Almost surely, 2^{13207456454399} is an apocalyptic number.

13207456454399 is a deficient number, since it is larger than the sum of its proper divisors (1).

13207456454399 is an equidigital number, since it uses as much as digits as its factorization.

13207456454399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97977600, while the sum is 62.

The spelling of 13207456454399 in words is "thirteen trillion, two hundred seven billion, four hundred fifty-six million, four hundred fifty-four thousand, three hundred ninety-nine".