71804341866 has 16 divisors (see below), whose sum is σ = 143705538144. Its totient is φ = 23918638224.

The previous prime is 71804341849. The next prime is 71804341867. The reversal of 71804341866 is 66814340817.

It is not an unprimeable number, because it can be changed into a prime (71804341867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4025961 + ... + 4043756.

It is an arithmetic number, because the mean of its divisors is an integer number (8981596134).

Almost surely, 2^71804341866 is an apocalyptic number.

71804341866 is an abundant number, since it is smaller than the sum of its proper divisors (71901196278).

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

71804341866 is a wasteful number, since it uses less digits than its factorization.

71804341866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8071205.

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 71804341866 in words is "seventy-one billion, eight hundred four million, three hundred forty-one thousand, eight hundred sixty-six".