671134774006 has 64 divisors (see below), whose sum is σ = 1132244308800. Its totient is φ = 297840496128.

The previous prime is 671134773929. The next prime is 671134774007. The reversal of 671134774006 is 600477431176.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671134774007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12225636 + ... + 12280408.

It is an arithmetic number, because the mean of its divisors is an integer number (17691317325).

Almost surely, 2^671134774006 is an apocalyptic number.

671134774006 is a deficient number, since it is larger than the sum of its proper divisors (461109534794).

671134774006 is a wasteful number, since it uses less digits than its factorization.

671134774006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54898 (or 54864 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 46.

The spelling of 671134774006 in words is "six hundred seventy-one billion, one hundred thirty-four million, seven hundred seventy-four thousand, six".