41663385091 has 2 divisors, whose sum is σ = 41663385092. Its totient is φ = 41663385090.

The previous prime is 41663385073. The next prime is 41663385107. The reversal of 41663385091 is 19058336614.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41663385091 - 2¹⁹ = 41662860803 is a prime.

It is a super-2 number, since 2×41663385091² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41663385191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20831692545 + 20831692546.

It is an arithmetic number, because the mean of its divisors is an integer number (20831692546).

Almost surely, 2^41663385091 is an apocalyptic number.

41663385091 is a deficient number, since it is larger than the sum of its proper divisors (1).

41663385091 is an equidigital number, since it uses as much as digits as its factorization.

41663385091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 41663385091 in words is "forty-one billion, six hundred sixty-three million, three hundred eighty-five thousand, ninety-one".