42434424205 has 8 divisors (see below), whose sum is σ = 51681328992. Its totient is φ = 33440859408.

The previous prime is 42434424199. The next prime is 42434424223. The reversal of 42434424205 is 50242443424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42434424205 - 2⁷ = 42434424077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63334627 + ... + 63335296.

It is an arithmetic number, because the mean of its divisors is an integer number (6460166124).

Almost surely, 2^42434424205 is an apocalyptic number.

It is an amenable number.

42434424205 is a deficient number, since it is larger than the sum of its proper divisors (9246904787).

42434424205 is a wasteful number, since it uses less digits than its factorization.

42434424205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126669995.

The product of its (nonzero) digits is 122880, while the sum is 34.

Adding to 42434424205 its reverse (50242443424), we get a palindrome (92676867629).

The spelling of 42434424205 in words is "forty-two billion, four hundred thirty-four million, four hundred twenty-four thousand, two hundred five".