14643849449 has 2 divisors, whose sum is σ = 14643849450. Its totient is φ = 14643849448.

The previous prime is 14643849413. The next prime is 14643849503. The reversal of 14643849449 is 94494834641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14560766224 + 83083225 = 120668^2 + 9115^2 .

It is a cyclic number.

It is not a de Polignac number, because 14643849449 - 2²⁰ = 14642800873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14643849394 and 14643849403.

It is not a weakly prime, because it can be changed into another prime (14643849349) 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, 7321924724 + 7321924725.

It is an arithmetic number, because the mean of its divisors is an integer number (7321924725).

Almost surely, 2^14643849449 is an apocalyptic number.

It is an amenable number.

14643849449 is a deficient number, since it is larger than the sum of its proper divisors (1).

14643849449 is an equidigital number, since it uses as much as digits as its factorization.

14643849449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11943936, while the sum is 56.

The spelling of 14643849449 in words is "fourteen billion, six hundred forty-three million, eight hundred forty-nine thousand, four hundred forty-nine".