41685091720864 has 24 divisors (see below), whose sum is σ = 82113092192628. Its totient is φ = 20830973068800.

The previous prime is 41685091720861. The next prime is 41685091720871. The reversal of 41685091720864 is 46802719058614.

It can be written as a sum of positive squares in 2 ways, for example, as 41632072053264 + 53019667600 = 6452292^2 + 230260^2 .

It is not an unprimeable number, because it can be changed into a prime (41685091720861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361591207 + ... + 361706470.

Almost surely, 2^{41685091720864} is an apocalyptic number.

It is an amenable number.

41685091720864 is a deficient number, since it is larger than the sum of its proper divisors (40428000471764).

41685091720864 is a wasteful number, since it uses less digits than its factorization.

41685091720864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723299488 (or 723299480 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 61.

The spelling of 41685091720864 in words is "forty-one trillion, six hundred eighty-five billion, ninety-one million, seven hundred twenty thousand, eight hundred sixty-four".