440255430404 has 12 divisors (see below), whose sum is σ = 770464958928. Its totient is φ = 220122585000.

The previous prime is 440255430347. The next prime is 440255430413. The reversal of 440255430404 is 404034552044.

It is a super-2 number, since 2×440255430404² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086122 + ... + 1435329.

It is an arithmetic number, because the mean of its divisors is an integer number (64205413244).

Almost surely, 2^440255430404 is an apocalyptic number.

It is an amenable number.

440255430404 is a deficient number, since it is larger than the sum of its proper divisors (330209528524).

440255430404 is a wasteful number, since it uses less digits than its factorization.

440255430404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565106 (or 2565104 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 440255430404 its reverse (404034552044), we get a palindrome (844289982448).

The spelling of 440255430404 in words is "four hundred forty billion, two hundred fifty-five million, four hundred thirty thousand, four hundred four".