440531031411 has 24 divisors (see below), whose sum is σ = 673789793040. Its totient is φ = 276396673536.

The previous prime is 440531031373. The next prime is 440531031427. The reversal of 440531031411 is 114130135044.

It is not a de Polignac number, because 440531031411 - 2⁹ = 440531030899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440531031211) 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 23 ways as a sum of consecutive naturals, for example, 3212080 + ... + 3346418.

It is an arithmetic number, because the mean of its divisors is an integer number (28074574710).

Almost surely, 2^440531031411 is an apocalyptic number.

440531031411 is a deficient number, since it is larger than the sum of its proper divisors (233258761629).

440531031411 is a wasteful number, since it uses less digits than its factorization.

440531031411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155795 (or 155792 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 440531031411 its reverse (114130135044), we get a palindrome (554661166455).

The spelling of 440531031411 in words is "four hundred forty billion, five hundred thirty-one million, thirty-one thousand, four hundred eleven".