14381456389507 has 2 divisors, whose sum is σ = 14381456389508. Its totient is φ = 14381456389506.

The previous prime is 14381456389471. The next prime is 14381456389513. The reversal of 14381456389507 is 70598365418341.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14381456389507 is a prime.

It is not a weakly prime, because it can be changed into another prime (14381456389537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7190728194753 + 7190728194754.

It is an arithmetic number, because the mean of its divisors is an integer number (7190728194754).

Almost surely, 2^{14381456389507} is an apocalyptic number.

14381456389507 is a deficient number, since it is larger than the sum of its proper divisors (1).

14381456389507 is an equidigital number, since it uses as much as digits as its factorization.

14381456389507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87091200, while the sum is 64.

The spelling of 14381456389507 in words is "fourteen trillion, three hundred eighty-one billion, four hundred fifty-six million, three hundred eighty-nine thousand, five hundred seven".