440322140032 has 16 divisors (see below), whose sum is σ = 877204263600. Its totient is φ = 220161069952.

The previous prime is 440322139993. The next prime is 440322140039. The reversal of 440322140032 is 230041223044.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×440322140032² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440322139979 and 440322140006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440322140039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720008232 + ... + 1720008487.

It is an arithmetic number, because the mean of its divisors is an integer number (54825266475).

Almost surely, 2^440322140032 is an apocalyptic number.

It is an amenable number.

440322140032 is a deficient number, since it is larger than the sum of its proper divisors (436882123568).

440322140032 is an equidigital number, since it uses as much as digits as its factorization.

440322140032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3440016733 (or 3440016721 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 440322140032 its reverse (230041223044), we get a palindrome (670363363076).

The spelling of 440322140032 in words is "four hundred forty billion, three hundred twenty-two million, one hundred forty thousand, thirty-two".