14448078509 has 2 divisors, whose sum is σ = 14448078510. Its totient is φ = 14448078508.

The previous prime is 14448078493. The next prime is 14448078517. The reversal of 14448078509 is 90587084441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7682522500 + 6765556009 = 87650^2 + 82253^2 .

It is a cyclic number.

It is not a de Polignac number, because 14448078509 - 2⁴ = 14448078493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14448078539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7224039254 + 7224039255.

It is an arithmetic number, because the mean of its divisors is an integer number (7224039255).

Almost surely, 2^14448078509 is an apocalyptic number.

It is an amenable number.

14448078509 is a deficient number, since it is larger than the sum of its proper divisors (1).

14448078509 is an equidigital number, since it uses as much as digits as its factorization.

14448078509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 14448078509 in words is "fourteen billion, four hundred forty-eight million, seventy-eight thousand, five hundred nine".