41218865669263 has 2 divisors, whose sum is σ = 41218865669264. Its totient is φ = 41218865669262.

The previous prime is 41218865669257. The next prime is 41218865669309. The reversal of 41218865669263 is 36296656881214.

41218865669263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41218865669263 - 2³³ = 41210275734671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41218865669203) 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, 20609432834631 + 20609432834632.

It is an arithmetic number, because the mean of its divisors is an integer number (20609432834632).

Almost surely, 2^{41218865669263} is an apocalyptic number.

41218865669263 is a deficient number, since it is larger than the sum of its proper divisors (1).

41218865669263 is an equidigital number, since it uses as much as digits as its factorization.

41218865669263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 179159040, while the sum is 67.

The spelling of 41218865669263 in words is "forty-one trillion, two hundred eighteen billion, eight hundred sixty-five million, six hundred sixty-nine thousand, two hundred sixty-three".