6671043672 has 32 divisors (see below), whose sum is σ = 16926532800. Its totient is φ = 2190491424.

The previous prime is 6671043641. The next prime is 6671043679. The reversal of 6671043672 is 2763401766.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671043679) 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, 2072722 + ... + 2075937.

It is an arithmetic number, because the mean of its divisors is an integer number (528954150).

Almost surely, 2^6671043672 is an apocalyptic number.

It is an amenable number.

6671043672 is an abundant number, since it is smaller than the sum of its proper divisors (10255489128).

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

6671043672 is a wasteful number, since it uses less digits than its factorization.

6671043672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148735 (or 4148731 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 6671043672 is about 81676.4572689095. The cubic root of 6671043672 is about 1882.4838596240.

The spelling of 6671043672 in words is "six billion, six hundred seventy-one million, forty-three thousand, six hundred seventy-two".