440244403342 has 8 divisors (see below), whose sum is σ = 660378143232. Its totient is φ = 220118355600.

The previous prime is 440244403283. The next prime is 440244403343. The reversal of 440244403342 is 243304442044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 440244403298 and 440244403307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440244403343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1777759 + ... + 2010202.

It is an arithmetic number, because the mean of its divisors is an integer number (82547267904).

Almost surely, 2^440244403342 is an apocalyptic number.

440244403342 is a deficient number, since it is larger than the sum of its proper divisors (220133739890).

440244403342 is a wasteful number, since it uses less digits than its factorization.

440244403342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846074.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 440244403342 its reverse (243304442044), we get a palindrome (683548845386).

The spelling of 440244403342 in words is "four hundred forty billion, two hundred forty-four million, four hundred three thousand, three hundred forty-two".