41581044191 has 2 divisors, whose sum is σ = 41581044192. Its totient is φ = 41581044190.

The previous prime is 41581044163. The next prime is 41581044269. The reversal of 41581044191 is 19144018514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41581044191 - 2¹⁰ = 41581043167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41581044101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20790522095 + 20790522096.

It is an arithmetic number, because the mean of its divisors is an integer number (20790522096).

Almost surely, 2^41581044191 is an apocalyptic number.

41581044191 is a deficient number, since it is larger than the sum of its proper divisors (1).

41581044191 is an equidigital number, since it uses as much as digits as its factorization.

41581044191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 38.

The spelling of 41581044191 in words is "forty-one billion, five hundred eighty-one million, forty-four thousand, one hundred ninety-one".