4423398784379 has 2 divisors, whose sum is σ = 4423398784380. Its totient is φ = 4423398784378.

The previous prime is 4423398784229. The next prime is 4423398784421. The reversal of 4423398784379 is 9734878933244.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4423398784379 is a prime.

It is a super-2 number, since 2×4423398784379² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4423398781379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2211699392189 + 2211699392190.

It is an arithmetic number, because the mean of its divisors is an integer number (2211699392190).

Almost surely, 2^{4423398784379} is an apocalyptic number.

4423398784379 is a deficient number, since it is larger than the sum of its proper divisors (1).

4423398784379 is an equidigital number, since it uses as much as digits as its factorization.

4423398784379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 877879296, while the sum is 71.

The spelling of 4423398784379 in words is "four trillion, four hundred twenty-three billion, three hundred ninety-eight million, seven hundred eighty-four thousand, three hundred seventy-nine".