41664433648 has 20 divisors (see below), whose sum is σ = 80815876560. Its totient is φ = 20808723584.

The previous prime is 41664433637. The next prime is 41664433649. The reversal of 41664433648 is 84633446614.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41664433649) 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, 1453693 + ... + 1482076.

It is an arithmetic number, because the mean of its divisors is an integer number (4040793828).

Almost surely, 2^41664433648 is an apocalyptic number.

It is an amenable number.

41664433648 is a deficient number, since it is larger than the sum of its proper divisors (39151442912).

41664433648 is a wasteful number, since it uses less digits than its factorization.

41664433648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2936664 (or 2936658 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 49.

The spelling of 41664433648 in words is "forty-one billion, six hundred sixty-four million, four hundred thirty-three thousand, six hundred forty-eight".