440244200953 has 2 divisors, whose sum is σ = 440244200954. Its totient is φ = 440244200952.

The previous prime is 440244200939. The next prime is 440244201013. The reversal of 440244200953 is 359002442044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438632017849 + 1612183104 = 662293^2 + 40152^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440244200953 is a prime.

It is a super-2 number, since 2×440244200953² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (440244203953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220122100476 + 220122100477.

It is an arithmetic number, because the mean of its divisors is an integer number (220122100477).

Almost surely, 2^440244200953 is an apocalyptic number.

It is an amenable number.

440244200953 is a deficient number, since it is larger than the sum of its proper divisors (1).

440244200953 is an equidigital number, since it uses as much as digits as its factorization.

440244200953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 440244200953 its reverse (359002442044), we get a palindrome (799246642997).

The spelling of 440244200953 in words is "four hundred forty billion, two hundred forty-four million, two hundred thousand, nine hundred fifty-three".