42422042422 has 16 divisors (see below), whose sum is σ = 64272614544. Its totient is φ = 20997900000.

The previous prime is 42422042413. The next prime is 42422042491. The reversal of 42422042422 is 22424022424.

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, 1989397 + ... + 2010607.

It is an arithmetic number, because the mean of its divisors is an integer number (4017038409).

Almost surely, 2^42422042422 is an apocalyptic number.

42422042422 is a deficient number, since it is larger than the sum of its proper divisors (21850572122).

42422042422 is a wasteful number, since it uses less digits than its factorization.

42422042422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31215.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 42422042422 its reverse (22424022424), we get a palindrome (64846064846).

The spelling of 42422042422 in words is "forty-two billion, four hundred twenty-two million, forty-two thousand, four hundred twenty-two".