42444131322 has 32 divisors (see below), whose sum is σ = 88589473920. Its totient is φ = 13531320000.

The previous prime is 42444131311. The next prime is 42444131329. The reversal of 42444131322 is 22313144424.

It is a self number, because there is not a number n which added to its sum of digits gives 42444131322.

It is not an unprimeable number, because it can be changed into a prime (42444131329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1875072 + ... + 1897572.

It is an arithmetic number, because the mean of its divisors is an integer number (2768421060).

Almost surely, 2^42444131322 is an apocalyptic number.

42444131322 is an abundant number, since it is smaller than the sum of its proper divisors (46145342598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42444131322 is a wasteful number, since it uses less digits than its factorization.

42444131322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36198.

The product of its digits is 18432, while the sum is 30.

Adding to 42444131322 its reverse (22313144424), we get a palindrome (64757275746).

The spelling of 42444131322 in words is "forty-two billion, four hundred forty-four million, one hundred thirty-one thousand, three hundred twenty-two".