6671118321 has 24 divisors (see below), whose sum is σ = 11220431040. Its totient is φ = 3740139936.

The previous prime is 6671118313. The next prime is 6671118353. The reversal of 6671118321 is 1238111766.

It is not a de Polignac number, because 6671118321 - 2³ = 6671118313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6671118521) 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, 995631 + ... + 1002308.

It is an arithmetic number, because the mean of its divisors is an integer number (467517960).

Almost surely, 2^6671118321 is an apocalyptic number.

It is an amenable number.

6671118321 is a deficient number, since it is larger than the sum of its proper divisors (4549312719).

6671118321 is a wasteful number, since it uses less digits than its factorization.

6671118321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1998005 (or 1998002 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 6671118321 is about 81676.9142475400. The cubic root of 6671118321 is about 1882.4908812646.

The spelling of 6671118321 in words is "six billion, six hundred seventy-one million, one hundred eighteen thousand, three hundred twenty-one".