41663385073 has 2 divisors, whose sum is σ = 41663385074. Its totient is φ = 41663385072.

The previous prime is 41663384977. The next prime is 41663385091. The reversal of 41663385073 is 37058336614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40468161889 + 1195223184 = 201167^2 + 34572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41663385073 is a prime.

It is not a weakly prime, because it can be changed into another prime (41663325073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20831692536 + 20831692537.

It is an arithmetic number, because the mean of its divisors is an integer number (20831692537).

Almost surely, 2^41663385073 is an apocalyptic number.

It is an amenable number.

41663385073 is a deficient number, since it is larger than the sum of its proper divisors (1).

41663385073 is an equidigital number, since it uses as much as digits as its factorization.

41663385073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 41663385073 in words is "forty-one billion, six hundred sixty-three million, three hundred eighty-five thousand, seventy-three".