440214320444 has 12 divisors (see below), whose sum is σ = 783004160568. Its totient is φ = 216498846000.

The previous prime is 440214320443. The next prime is 440214320453. The reversal of 440214320444 is 444023412044.

It is a self number, because there is not a number n which added to its sum of digits gives 440214320444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440214320443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902078282 + ... + 902078769.

It is an arithmetic number, because the mean of its divisors is an integer number (65250346714).

Almost surely, 2^440214320444 is an apocalyptic number.

It is an amenable number.

440214320444 is a deficient number, since it is larger than the sum of its proper divisors (342789840124).

440214320444 is a wasteful number, since it uses less digits than its factorization.

440214320444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804157116 (or 1804157114 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 440214320444 its reverse (444023412044), we get a palindrome (884237732488).

The spelling of 440214320444 in words is "four hundred forty billion, two hundred fourteen million, three hundred twenty thousand, four hundred forty-four".