41021646773 has 2 divisors, whose sum is σ = 41021646774. Its totient is φ = 41021646772.

The previous prime is 41021646767. The next prime is 41021646829. The reversal of 41021646773 is 37764612014.

41021646773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41021641444 + 5329 = 202538^2 + 73^2 .

It is a cyclic number.

It is not a de Polignac number, because 41021646773 - 2¹⁸ = 41021384629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41021646773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41021646713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20510823386 + 20510823387.

It is an arithmetic number, because the mean of its divisors is an integer number (20510823387).

Almost surely, 2^41021646773 is an apocalyptic number.

It is an amenable number.

41021646773 is a deficient number, since it is larger than the sum of its proper divisors (1).

41021646773 is an equidigital number, since it uses as much as digits as its factorization.

41021646773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 41021646773 in words is "forty-one billion, twenty-one million, six hundred forty-six thousand, seven hundred seventy-three".