41804989866 has 20 divisors (see below), whose sum is σ = 93674144322. Its totient is φ = 13934996568.

The previous prime is 41804989847. The next prime is 41804989871. The reversal of 41804989866 is 66898940814.

41804989866 is a `hidden beast` number, since 4 + 1 + 80 + 498 + 9 + 8 + 66 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30752883225 + 11052106641 = 175365^2 + 105129^2 .

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 9 ways as a sum of consecutive naturals, for example, 129027585 + ... + 129027908.

Almost surely, 2^41804989866 is an apocalyptic number.

41804989866 is an abundant number, since it is smaller than the sum of its proper divisors (51869154456).

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

41804989866 is a wasteful number, since it uses less digits than its factorization.

41804989866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258055507 (or 258055498 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 63.

The spelling of 41804989866 in words is "forty-one billion, eight hundred four million, nine hundred eighty-nine thousand, eight hundred sixty-six".