41571906666 has 32 divisors (see below), whose sum is σ = 83303520768. Its totient is φ = 13830712560.

The previous prime is 41571906637. The next prime is 41571906703. The reversal of 41571906666 is 66660917514.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9465331 + ... + 9469721.

It is an arithmetic number, because the mean of its divisors is an integer number (2603235024).

Almost surely, 2^41571906666 is an apocalyptic number.

41571906666 is an abundant number, since it is smaller than the sum of its proper divisors (41731614102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41571906666 is a wasteful number, since it uses less digits than its factorization.

41571906666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7066.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 41571906666 in words is "forty-one billion, five hundred seventy-one million, nine hundred six thousand, six hundred sixty-six".