42423312322 has 16 divisors (see below), whose sum is σ = 64689207840. Its totient is φ = 20861267328.

The previous prime is 42423312313. The next prime is 42423312383. The reversal of 42423312322 is 22321332424.

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, 172783 + ... + 338674.

It is an arithmetic number, because the mean of its divisors is an integer number (4043075490).

Almost surely, 2^42423312322 is an apocalyptic number.

42423312322 is a deficient number, since it is larger than the sum of its proper divisors (22265895518).

42423312322 is a wasteful number, since it uses less digits than its factorization.

42423312322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512145.

The product of its digits is 13824, while the sum is 28.

Adding to 42423312322 its reverse (22321332424), we get a palindrome (64744644746).

The spelling of 42423312322 in words is "forty-two billion, four hundred twenty-three million, three hundred twelve thousand, three hundred twenty-two".