671130268216 has 16 divisors (see below), whose sum is σ = 1269913926600. Its totient is φ = 332486554464.

The previous prime is 671130268213. The next prime is 671130268231. The reversal of 671130268216 is 612862031176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671130268213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384821530 + ... + 384823273.

Almost surely, 2^671130268216 is an apocalyptic number.

It is an amenable number.

671130268216 is a deficient number, since it is larger than the sum of its proper divisors (598783658384).

671130268216 is a wasteful number, since it uses less digits than its factorization.

671130268216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769644918 (or 769644914 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 671130268216 in words is "six hundred seventy-one billion, one hundred thirty million, two hundred sixty-eight thousand, two hundred sixteen".