440040334033 has 4 divisors (see below), whose sum is σ = 444576832420. Its totient is φ = 435503835648.

The previous prime is 440040334031. The next prime is 440040334049. The reversal of 440040334033 is 330433040044.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 112343621329 + 327696712704 = 335177^2 + 572448^2 .

It is a cyclic number.

It is not a de Polignac number, because 440040334033 - 2¹ = 440040334031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440040333992 and 440040334010.

It is not an unprimeable number, because it can be changed into a prime (440040334031) by changing a digit.

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, 2268249048 + ... + 2268249241.

It is an arithmetic number, because the mean of its divisors is an integer number (111144208105).

Almost surely, 2^440040334033 is an apocalyptic number.

It is an amenable number.

440040334033 is a deficient number, since it is larger than the sum of its proper divisors (4536498387).

440040334033 is an equidigital number, since it uses as much as digits as its factorization.

440040334033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4536498386.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 440040334033 its reverse (330433040044), we get a palindrome (770473374077).

The spelling of 440040334033 in words is "four hundred forty billion, forty million, three hundred thirty-four thousand, thirty-three".