442420112429 has 2 divisors, whose sum is σ = 442420112430. Its totient is φ = 442420112428.

The previous prime is 442420112417. The next prime is 442420112441. The reversal of 442420112429 is 924211024244.

It is a balanced prime because it is at equal distance from previous prime (442420112417) and next prime (442420112441).

It can be written as a sum of positive squares in only one way, i.e., 353751352900 + 88668759529 = 594770^2 + 297773^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-442420112429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442420312429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221210056214 + 221210056215.

It is an arithmetic number, because the mean of its divisors is an integer number (221210056215).

Almost surely, 2^442420112429 is an apocalyptic number.

It is an amenable number.

442420112429 is a deficient number, since it is larger than the sum of its proper divisors (1).

442420112429 is an equidigital number, since it uses as much as digits as its factorization.

442420112429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 35.

The spelling of 442420112429 in words is "four hundred forty-two billion, four hundred twenty million, one hundred twelve thousand, four hundred twenty-nine".