440143314044 has 48 divisors (see below), whose sum is σ = 918752798208. Its totient is φ = 180393542208.

The previous prime is 440143314029. The next prime is 440143314047. The reversal of 440143314044 is 440413341044.

It is a super-2 number, since 2×440143314044² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 440143314044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440143314047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3107579 + ... + 3246125.

It is an arithmetic number, because the mean of its divisors is an integer number (19140683296).

Almost surely, 2^440143314044 is an apocalyptic number.

It is an amenable number.

440143314044 is an abundant number, since it is smaller than the sum of its proper divisors (478609484164).

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

440143314044 is a wasteful number, since it uses less digits than its factorization.

440143314044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143514 (or 143512 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 440143314044 its reverse (440413341044), we get a palindrome (880556655088).

The spelling of 440143314044 in words is "four hundred forty billion, one hundred forty-three million, three hundred fourteen thousand, forty-four".