12450267719 has 2 divisors, whose sum is σ = 12450267720. Its totient is φ = 12450267718.

The previous prime is 12450267691. The next prime is 12450267737. The reversal of 12450267719 is 91776205421.

It is a strong prime.

It is an emirp because it is prime and its reverse (91776205421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12450267719 - 2⁸ = 12450267463 is a prime.

It is a super-2 number, since 2×12450267719² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12450267719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12450267619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6225133859 + 6225133860.

It is an arithmetic number, because the mean of its divisors is an integer number (6225133860).

Almost surely, 2^12450267719 is an apocalyptic number.

12450267719 is a deficient number, since it is larger than the sum of its proper divisors (1).

12450267719 is an equidigital number, since it uses as much as digits as its factorization.

12450267719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 12450267719 in words is "twelve billion, four hundred fifty million, two hundred sixty-seven thousand, seven hundred nineteen".