42423312422 has 16 divisors (see below), whose sum is σ = 67657792752. Its totient is φ = 19881070080.

The previous prime is 42423312403. The next prime is 42423312467. The reversal of 42423312422 is 22421332424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2580488 + ... + 2596875.

It is an arithmetic number, because the mean of its divisors is an integer number (4228612047).

Almost surely, 2^42423312422 is an apocalyptic number.

42423312422 is a deficient number, since it is larger than the sum of its proper divisors (25234480330).

42423312422 is a wasteful number, since it uses less digits than its factorization.

42423312422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5177623.

The product of its digits is 18432, while the sum is 29.

Adding to 42423312422 its reverse (22421332424), we get a palindrome (64844644846).

The spelling of 42423312422 in words is "forty-two billion, four hundred twenty-three million, three hundred twelve thousand, four hundred twenty-two".