671701713672 has 96 divisors (see below), whose sum is σ = 1877076986400. Its totient is φ = 200095991040.

The previous prime is 671701713671. The next prime is 671701713713. The reversal of 671701713672 is 276317107176.

It is not an unprimeable number, because it can be changed into a prime (671701713671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1788853 + ... + 2131524.

It is an arithmetic number, because the mean of its divisors is an integer number (19552885275).

Almost surely, 2^671701713672 is an apocalyptic number.

It is an amenable number.

671701713672 is an abundant number, since it is smaller than the sum of its proper divisors (1205375272728).

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

671701713672 is a wasteful number, since it uses less digits than its factorization.

671701713672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3920467 (or 3920452 counting only the distinct ones).

The product of its (nonzero) digits is 518616, while the sum is 48.

The spelling of 671701713672 in words is "six hundred seventy-one billion, seven hundred one million, seven hundred thirteen thousand, six hundred seventy-two".