41641244666 has 16 divisors (see below), whose sum is σ = 71388375360. Its totient is φ = 17845401600.

The previous prime is 41641244653. The next prime is 41641244719. The reversal of 41641244666 is 66644214614.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303866 + ... + 419066.

It is an arithmetic number, because the mean of its divisors is an integer number (4461773460).

Almost surely, 2^41641244666 is an apocalyptic number.

41641244666 is a deficient number, since it is larger than the sum of its proper divisors (29747130694).

41641244666 is a wasteful number, since it uses less digits than its factorization.

41641244666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141029.

The product of its digits is 663552, while the sum is 44.

The spelling of 41641244666 in words is "forty-one billion, six hundred forty-one million, two hundred forty-four thousand, six hundred sixty-six".