42230320439 has 2 divisors, whose sum is σ = 42230320440. Its totient is φ = 42230320438.

The previous prime is 42230320427. The next prime is 42230320459. The reversal of 42230320439 is 93402303224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42230320439 - 2⁴ = 42230320423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42230320409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21115160219 + 21115160220.

It is an arithmetic number, because the mean of its divisors is an integer number (21115160220).

Almost surely, 2^42230320439 is an apocalyptic number.

42230320439 is a deficient number, since it is larger than the sum of its proper divisors (1).

42230320439 is an equidigital number, since it uses as much as digits as its factorization.

42230320439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 42230320439 in words is "forty-two billion, two hundred thirty million, three hundred twenty thousand, four hundred thirty-nine".