440313142244 has 6 divisors (see below), whose sum is σ = 770547998934. Its totient is φ = 220156571120.

The previous prime is 440313142237. The next prime is 440313142259. The reversal of 440313142244 is 442241313044.

It can be written as a sum of positive squares in only one way, i.e., 440017302244 + 295840000 = 663338^2 + 17200^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 440313142244.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55039142777 + ... + 55039142784.

It is an arithmetic number, because the mean of its divisors is an integer number (128424666489).

Almost surely, 2^440313142244 is an apocalyptic number.

It is an amenable number.

440313142244 is a deficient number, since it is larger than the sum of its proper divisors (330234856690).

440313142244 is a wasteful number, since it uses less digits than its factorization.

440313142244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110078285565 (or 110078285563 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 440313142244 its reverse (442241313044), we get a palindrome (882554455288).

The spelling of 440313142244 in words is "four hundred forty billion, three hundred thirteen million, one hundred forty-two thousand, two hundred forty-four".