41446400813 has 2 divisors, whose sum is σ = 41446400814. Its totient is φ = 41446400812.

The previous prime is 41446400797. The next prime is 41446400869. The reversal of 41446400813 is 31800464414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26029950244 + 15416450569 = 161338^2 + 124163^2 .

It is a cyclic number.

It is not a de Polignac number, because 41446400813 - 2⁴ = 41446400797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41446405813) 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, 20723200406 + 20723200407.

It is an arithmetic number, because the mean of its divisors is an integer number (20723200407).

Almost surely, 2^41446400813 is an apocalyptic number.

It is an amenable number.

41446400813 is a deficient number, since it is larger than the sum of its proper divisors (1).

41446400813 is an equidigital number, since it uses as much as digits as its factorization.

41446400813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 35.

The spelling of 41446400813 in words is "forty-one billion, four hundred forty-six million, four hundred thousand, eight hundred thirteen".