41440244412209 has 2 divisors, whose sum is σ = 41440244412210. Its totient is φ = 41440244412208.

The previous prime is 41440244412179. The next prime is 41440244412251. The reversal of 41440244412209 is 90221444204414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23475023080609 + 17965221331600 = 4845103^2 + 4238540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41440244412209 is a prime.

It is not a weakly prime, because it can be changed into another prime (41440244412299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20720122206104 + 20720122206105.

It is an arithmetic number, because the mean of its divisors is an integer number (20720122206105).

Almost surely, 2^{41440244412209} is an apocalyptic number.

It is an amenable number.

41440244412209 is a deficient number, since it is larger than the sum of its proper divisors (1).

41440244412209 is an equidigital number, since it uses as much as digits as its factorization.

41440244412209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294912, while the sum is 41.

The spelling of 41440244412209 in words is "forty-one trillion, four hundred forty billion, two hundred forty-four million, four hundred twelve thousand, two hundred nine".