40422444004 has 24 divisors (see below), whose sum is σ = 71108934848. Its totient is φ = 20105699040.

The previous prime is 40422444001. The next prime is 40422444011. The reversal of 40422444004 is 40044422404.

It is not an unprimeable number, because it can be changed into a prime (40422444001) by changing a digit.

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, 1924849 + ... + 1945735.

Almost surely, 2^40422444004 is an apocalyptic number.

It is an amenable number.

40422444004 is a deficient number, since it is larger than the sum of its proper divisors (30686490844).

40422444004 is a wasteful number, since it uses less digits than its factorization.

40422444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23395 (or 23393 counting only the distinct ones).

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

Adding to 40422444004 its reverse (40044422404), we get a palindrome (80466866408).

The spelling of 40422444004 in words is "forty billion, four hundred twenty-two million, four hundred forty-four thousand, four".