440000044320 has 96 divisors (see below), whose sum is σ = 1387206051840. Its totient is φ = 117231257600.

The previous prime is 440000044279. The next prime is 440000044339. The reversal of 440000044320 is 23440000044.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154276 + ... + 950684.

It is an arithmetic number, because the mean of its divisors is an integer number (14450063040).

Almost surely, 2^440000044320 is an apocalyptic number.

440000044320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440000044320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693603025920).

440000044320 is an abundant number, since it is smaller than the sum of its proper divisors (947206007520).

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

440000044320 is a wasteful number, since it uses less digits than its factorization.

440000044320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797578 (or 797570 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 440000044320 its reverse (23440000044), we get a palindrome (463440044364).

The spelling of 440000044320 in words is "four hundred forty billion, forty-four thousand, three hundred twenty".