440323144324 has 12 divisors (see below), whose sum is σ = 880646288704. Its totient is φ = 188709918984.

The previous prime is 440323144297. The next prime is 440323144337. The reversal of 440323144324 is 423441323044.

440323144324 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 440323144324.

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 3 ways as a sum of consecutive naturals, for example, 7862913264 + ... + 7862913319.

Almost surely, 2^440323144324 is an apocalyptic number.

It is an amenable number.

440323144324 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

440323144324 is a wasteful number, since it uses less digits than its factorization.

440323144324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15725826594 (or 15725826592 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 440323144324 its reverse (423441323044), we get a palindrome (863764467368).

The spelling of 440323144324 in words is "four hundred forty billion, three hundred twenty-three million, one hundred forty-four thousand, three hundred twenty-four".