14223443019979 has 2 divisors, whose sum is σ = 14223443019980. Its totient is φ = 14223443019978.

The previous prime is 14223443019967. The next prime is 14223443020117. The reversal of 14223443019979 is 97991034432241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14223443019979 - 2¹⁵ = 14223442987211 is a prime.

It is not a weakly prime, because it can be changed into another prime (14223443019179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7111721509989 + 7111721509990.

It is an arithmetic number, because the mean of its divisors is an integer number (7111721509990).

Almost surely, 2^{14223443019979} is an apocalyptic number.

14223443019979 is a deficient number, since it is larger than the sum of its proper divisors (1).

14223443019979 is an equidigital number, since it uses as much as digits as its factorization.

14223443019979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 14223443019979 in words is "fourteen trillion, two hundred twenty-three billion, four hundred forty-three million, nineteen thousand, nine hundred seventy-nine".