671034680171 has 8 divisors (see below), whose sum is σ = 700446969504. Its totient is φ = 641642129920.

The previous prime is 671034680161. The next prime is 671034680237. The reversal of 671034680171 is 171086430176.

It is a happy number.

671034680171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-671034680171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (671034680161) 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, 4865270 + ... + 5001291.

It is an arithmetic number, because the mean of its divisors is an integer number (87555871188).

Almost surely, 2^671034680171 is an apocalyptic number.

671034680171 is a deficient number, since it is larger than the sum of its proper divisors (29412289333).

671034680171 is a wasteful number, since it uses less digits than its factorization.

671034680171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9869541.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 671034680171 in words is "six hundred seventy-one billion, thirty-four million, six hundred eighty thousand, one hundred seventy-one".