42402332422 has 16 divisors (see below), whose sum is σ = 65100187152. Its totient is φ = 20702535840.

The previous prime is 42402332419. The next prime is 42402332431. The reversal of 42402332422 is 22423320424.

It is a happy 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, 264088 + ... + 393124.

It is an arithmetic number, because the mean of its divisors is an integer number (4068761697).

Almost surely, 2^42402332422 is an apocalyptic number.

42402332422 is a deficient number, since it is larger than the sum of its proper divisors (22697854730).

42402332422 is a wasteful number, since it uses less digits than its factorization.

42402332422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132903.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 42402332422 its reverse (22423320424), we get a palindrome (64825652846).

The spelling of 42402332422 in words is "forty-two billion, four hundred two million, three hundred thirty-two thousand, four hundred twenty-two".