440220313044031 has 8 divisors (see below), whose sum is σ = 481159285899824. Its totient is φ = 400292179024320.

The previous prime is 440220313044023. The next prime is 440220313044089. The reversal of 440220313044031 is 130440313022044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 440220313044031 - 2³ = 440220313044023 is a prime.

It is a super-2 number, since 2×440220313044031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440220313043984 and 440220313044002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440220313084031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252709708110 + ... + 252709709851.

It is an arithmetic number, because the mean of its divisors is an integer number (60144910737478).

Almost surely, 2^{440220313044031} is an apocalyptic number.

440220313044031 is a deficient number, since it is larger than the sum of its proper divisors (40938972855793).

440220313044031 is a wasteful number, since it uses less digits than its factorization.

440220313044031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505419418041.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 440220313044031 its reverse (130440313022044), we get a palindrome (570660626066075).

The spelling of 440220313044031 in words is "four hundred forty trillion, two hundred twenty billion, three hundred thirteen million, forty-four thousand, thirty-one".