244444440113 has 2 divisors, whose sum is σ = 244444440114. Its totient is φ = 244444440112.

The previous prime is 244444440061. The next prime is 244444440133. The reversal of 244444440113 is 311044444442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242233277584 + 2211162529 = 492172^2 + 47023^2 .

It is a cyclic number.

It is not a de Polignac number, because 244444440113 - 2⁶ = 244444440049 is a prime.

It is not a weakly prime, because it can be changed into another prime (244444440133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122222220056 + 122222220057.

It is an arithmetic number, because the mean of its divisors is an integer number (122222220057).

Almost surely, 2^244444440113 is an apocalyptic number.

It is an amenable number.

244444440113 is a deficient number, since it is larger than the sum of its proper divisors (1).

244444440113 is an equidigital number, since it uses as much as digits as its factorization.

244444440113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98304, while the sum is 35.

Adding to 244444440113 its reverse (311044444442), we get a palindrome (555488884555).

The spelling of 244444440113 in words is "two hundred forty-four billion, four hundred forty-four million, four hundred forty thousand, one hundred thirteen".