41963692909 has 2 divisors, whose sum is σ = 41963692910. Its totient is φ = 41963692908.

The previous prime is 41963692907. The next prime is 41963692913. The reversal of 41963692909 is 90929636914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40082042025 + 1881650884 = 200205^2 + 43378^2 .

It is a cyclic number.

It is not a de Polignac number, because 41963692909 - 2¹ = 41963692907 is a prime.

Together with 41963692907, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41963692907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20981846454 + 20981846455.

It is an arithmetic number, because the mean of its divisors is an integer number (20981846455).

Almost surely, 2^41963692909 is an apocalyptic number.

It is an amenable number.

41963692909 is a deficient number, since it is larger than the sum of its proper divisors (1).

41963692909 is an equidigital number, since it uses as much as digits as its factorization.

41963692909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5668704, while the sum is 58.

The spelling of 41963692909 in words is "forty-one billion, nine hundred sixty-three million, six hundred ninety-two thousand, nine hundred nine".