41441002039981 has 2 divisors, whose sum is σ = 41441002039982. Its totient is φ = 41441002039980.

The previous prime is 41441002039847. The next prime is 41441002040033. The reversal of 41441002039981 is 18993020014414.

41441002039981 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37888025855625 + 3552976184356 = 6155325^2 + 1884934^2 .

It is a cyclic number.

It is not a de Polignac number, because 41441002039981 - 2¹⁷ = 41441001908909 is a prime.

It is a super-2 number, since 2×41441002039981² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41441002039781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20720501019990 + 20720501019991.

It is an arithmetic number, because the mean of its divisors is an integer number (20720501019991).

Almost surely, 2^{41441002039981} is an apocalyptic number.

It is an amenable number.

41441002039981 is a deficient number, since it is larger than the sum of its proper divisors (1).

41441002039981 is an equidigital number, since it uses as much as digits as its factorization.

41441002039981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 46.

The spelling of 41441002039981 in words is "forty-one trillion, four hundred forty-one billion, two million, thirty-nine thousand, nine hundred eighty-one".