41636645441213 has 2 divisors, whose sum is σ = 41636645441214. Its totient is φ = 41636645441212.

The previous prime is 41636645441201. The next prime is 41636645441227. The reversal of 41636645441213 is 31214454663614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27731040364729 + 13905605076484 = 5266027^2 + 3729022^2 .

It is a cyclic number.

It is not a de Polignac number, because 41636645441213 - 2⁴⁰ = 40537133813437 is a prime.

It is a super-2 number, since 2×41636645441213² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41636645441263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20818322720606 + 20818322720607.

It is an arithmetic number, because the mean of its divisors is an integer number (20818322720607).

Almost surely, 2^{41636645441213} is an apocalyptic number.

It is an amenable number.

41636645441213 is a deficient number, since it is larger than the sum of its proper divisors (1).

41636645441213 is an equidigital number, since it uses as much as digits as its factorization.

41636645441213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4976640, while the sum is 50.

The spelling of 41636645441213 in words is "forty-one trillion, six hundred thirty-six billion, six hundred forty-five million, four hundred forty-one thousand, two hundred thirteen".