440322140031 has 16 divisors (see below), whose sum is σ = 620816114688. Its totient is φ = 277150046400.

The previous prime is 440322139993. The next prime is 440322140039. The reversal of 440322140031 is 130041223044.

It is not a de Polignac number, because 440322140031 - 2⁹ = 440322139519 is a prime.

It is a super-2 number, since 2×440322140031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440322139983 and 440322140010.

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 in 15 ways as a sum of consecutive naturals, for example, 57735781 + ... + 57743406.

It is an arithmetic number, because the mean of its divisors is an integer number (38801007168).

Almost surely, 2^440322140031 is an apocalyptic number.

440322140031 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

440322140031 is a deficient number, since it is larger than the sum of its proper divisors (180493974657).

440322140031 is a wasteful number, since it uses less digits than its factorization.

440322140031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115479262.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 440322140031 its reverse (130041223044), we get a palindrome (570363363075).

The spelling of 440322140031 in words is "four hundred forty billion, three hundred twenty-two million, one hundred forty thousand, thirty-one".