440244420032 has 28 divisors (see below), whose sum is σ = 873731953320. Its totient is φ = 220091486976.

The previous prime is 440244419981. The next prime is 440244420041. The reversal of 440244420032 is 230024442044.

It is a junction number, because it is equal to n+sod(n) for n = 440244419977 and 440244420004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14423 + ... + 938454.

Almost surely, 2^440244420032 is an apocalyptic number.

It is an amenable number.

440244420032 is a deficient number, since it is larger than the sum of its proper divisors (433487533288).

440244420032 is an equidigital number, since it uses as much as digits as its factorization.

440244420032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960108 (or 960098 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 440244420032 its reverse (230024442044), we get a palindrome (670268862076).

The spelling of 440244420032 in words is "four hundred forty billion, two hundred forty-four million, four hundred twenty thousand, thirty-two".