41166918329 has 2 divisors, whose sum is σ = 41166918330. Its totient is φ = 41166918328.

The previous prime is 41166918311. The next prime is 41166918371. The reversal of 41166918329 is 92381966114.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37994975929 + 3171942400 = 194923^2 + 56320^2 .

It is a cyclic number.

It is not a de Polignac number, because 41166918329 - 2²⁰ = 41165869753 is a prime.

It is not a weakly prime, because it can be changed into another prime (41166918829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20583459164 + 20583459165.

It is an arithmetic number, because the mean of its divisors is an integer number (20583459165).

Almost surely, 2^41166918329 is an apocalyptic number.

It is an amenable number.

41166918329 is a deficient number, since it is larger than the sum of its proper divisors (1).

41166918329 is an equidigital number, since it uses as much as digits as its factorization.

41166918329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 50.

The spelling of 41166918329 in words is "forty-one billion, one hundred sixty-six million, nine hundred eighteen thousand, three hundred twenty-nine".