41243701663 has 4 divisors (see below), whose sum is σ = 42249645648. Its totient is φ = 40237757680.

The previous prime is 41243701657. The next prime is 41243701673. The reversal of 41243701663 is 36610734214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36610734214 = 2 ⋅18305367107.

It is a cyclic number.

It is not a de Polignac number, because 41243701663 - 2⁹ = 41243701151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41243701633) 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 in 3 ways as a sum of consecutive naturals, for example, 502971931 + ... + 502972012.

It is an arithmetic number, because the mean of its divisors is an integer number (10562411412).

Almost surely, 2^41243701663 is an apocalyptic number.

41243701663 is a deficient number, since it is larger than the sum of its proper divisors (1005943985).

41243701663 is a wasteful number, since it uses less digits than its factorization.

41243701663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005943984.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 41243701663 in words is "forty-one billion, two hundred forty-three million, seven hundred one thousand, six hundred sixty-three".