440044311340 has 24 divisors (see below), whose sum is σ = 924108449040. Its totient is φ = 176014792128.

The previous prime is 440044311323. The next prime is 440044311379. The reversal of 440044311340 is 43113440044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 440044311299 and 440044311308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1367119 + ... + 1658041.

It is an arithmetic number, because the mean of its divisors is an integer number (38504518710).

Almost surely, 2^440044311340 is an apocalyptic number.

It is an amenable number.

440044311340 is an abundant number, since it is smaller than the sum of its proper divisors (484064137700).

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

440044311340 is a wasteful number, since it uses less digits than its factorization.

440044311340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366561 (or 366559 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 440044311340 its reverse (43113440044), we get a palindrome (483157751384).

The spelling of 440044311340 in words is "four hundred forty billion, forty-four million, three hundred eleven thousand, three hundred forty".