440041431140 has 12 divisors (see below), whose sum is σ = 924087005436. Its totient is φ = 176016572448.

The previous prime is 440041431121. The next prime is 440041431163. The reversal of 440041431140 is 41134140044.

It can be written as a sum of positive squares in 2 ways, for example, as 121665625636 + 318375805504 = 348806^2 + 564248^2 .

It is a super-2 number, since 2×440041431140² (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, 11001035759 + ... + 11001035798.

It is an arithmetic number, because the mean of its divisors is an integer number (77007250453).

Almost surely, 2^440041431140 is an apocalyptic number.

It is an amenable number.

440041431140 is an abundant number, since it is smaller than the sum of its proper divisors (484045574296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440041431140 is a wasteful number, since it uses less digits than its factorization.

440041431140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22002071566 (or 22002071564 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 440041431140 its reverse (41134140044), we get a palindrome (481175571184).

The spelling of 440041431140 in words is "four hundred forty billion, forty-one million, four hundred thirty-one thousand, one hundred forty".