440121130444 has 12 divisors (see below), whose sum is σ = 770306412568. Its totient is φ = 220033584000.

The previous prime is 440121130433. The next prime is 440121130453. The reversal of 440121130444 is 444031121044.

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, 6708582 + ... + 6773869.

Almost surely, 2^440121130444 is an apocalyptic number.

It is an amenable number.

440121130444 is a deficient number, since it is larger than the sum of its proper divisors (330185282124).

440121130444 is a wasteful number, since it uses less digits than its factorization.

440121130444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13490616 (or 13490614 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 440121130444 its reverse (444031121044), we get a palindrome (884152251488).

The spelling of 440121130444 in words is "four hundred forty billion, one hundred twenty-one million, one hundred thirty thousand, four hundred forty-four".