440040444002 has 8 divisors (see below), whose sum is σ = 660098101356. Its totient is φ = 220007743552.

The previous prime is 440040443963. The next prime is 440040444013. The reversal of 440040444002 is 200444040044.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 388479204961 + 51561239041 = 623281^2 + 227071^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6195083 + ... + 6265710.

Almost surely, 2^440040444002 is an apocalyptic number.

440040444002 is a deficient number, since it is larger than the sum of its proper divisors (220057657354).

440040444002 is a wasteful number, since it uses less digits than its factorization.

440040444002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12478452.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 440040444002 its reverse (200444040044), we get a palindrome (640484484046).

The spelling of 440040444002 in words is "four hundred forty billion, forty million, four hundred forty-four thousand, two".