440440441323 has 16 divisors (see below), whose sum is σ = 602584899840. Its totient is φ = 285999515424.

The previous prime is 440440441297. The next prime is 440440441367. The reversal of 440440441323 is 323144044044.

It is not a de Polignac number, because 440440441323 - 2¹³ = 440440433131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440440441123) 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, 4708936 + ... + 4801557.

It is an arithmetic number, because the mean of its divisors is an integer number (37661556240).

Almost surely, 2^440440441323 is an apocalyptic number.

440440441323 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

440440441323 is a deficient number, since it is larger than the sum of its proper divisors (162144458517).

440440441323 is a wasteful number, since it uses less digits than its factorization.

440440441323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9510898.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 440440441323 its reverse (323144044044), we get a palindrome (763584485367).

The spelling of 440440441323 in words is "four hundred forty billion, four hundred forty million, four hundred forty-one thousand, three hundred twenty-three".