440320043244 has 12 divisors (see below), whose sum is σ = 1027413434264. Its totient is φ = 146773347744.

The previous prime is 440320043197. The next prime is 440320043333. The reversal of 440320043244 is 442340023044.

It is a tau number, because it is divible by the number of its divisors (12).

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, 18346668457 + ... + 18346668480.

Almost surely, 2^440320043244 is an apocalyptic number.

It is an amenable number.

440320043244 is an abundant number, since it is smaller than the sum of its proper divisors (587093391020).

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

440320043244 is a wasteful number, since it uses less digits than its factorization.

440320043244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36693336944 (or 36693336942 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 440320043244 its reverse (442340023044), we get a palindrome (882660066288).

It can be divided in two parts, 4403200 and 43244, that added together give a palindrome (4446444).

The spelling of 440320043244 in words is "four hundred forty billion, three hundred twenty million, forty-three thousand, two hundred forty-four".