42033422444 has 72 divisors (see below), whose sum is σ = 80806299840. Its totient is φ = 19120637952.

The previous prime is 42033422441. The next prime is 42033422447. The reversal of 42033422444 is 44422433024.

It is an interprime number because it is at equal distance from previous prime (42033422441) and next prime (42033422447).

It is a self number, because there is not a number n which added to its sum of digits gives 42033422444.

It is not an unprimeable number, because it can be changed into a prime (42033422441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17637677 + ... + 17640059.

It is an arithmetic number, because the mean of its divisors is an integer number (1122309720).

Almost surely, 2^42033422444 is an apocalyptic number.

It is an amenable number.

42033422444 is a deficient number, since it is larger than the sum of its proper divisors (38772877396).

42033422444 is a wasteful number, since it uses less digits than its factorization.

42033422444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2779 (or 2764 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 42033422444 its reverse (44422433024), we get a palindrome (86455855468).

The spelling of 42033422444 in words is "forty-two billion, thirty-three million, four hundred twenty-two thousand, four hundred forty-four".