4423398784229 has 2 divisors, whose sum is σ = 4423398784230. Its totient is φ = 4423398784228.

The previous prime is 4423398784219. The next prime is 4423398784379. The reversal of 4423398784229 is 9224878933244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2694528816004 + 1728869968225 = 1641502^2 + 1314865^2 .

It is a cyclic number.

It is not a de Polignac number, because 4423398784229 - 2³⁶ = 4354679307493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4423398784219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2211699392114 + 2211699392115.

It is an arithmetic number, because the mean of its divisors is an integer number (2211699392115).

Almost surely, 2^{4423398784229} is an apocalyptic number.

It is an amenable number.

4423398784229 is a deficient number, since it is larger than the sum of its proper divisors (1).

4423398784229 is an equidigital number, since it uses as much as digits as its factorization.

4423398784229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 167215104, while the sum is 65.

The spelling of 4423398784229 in words is "four trillion, four hundred twenty-three billion, three hundred ninety-eight million, seven hundred eighty-four thousand, two hundred twenty-nine".