671340713672 has 48 divisors (see below), whose sum is σ = 1339327410000. Its totient is φ = 315413989632.

The previous prime is 671340713671. The next prime is 671340713713. The reversal of 671340713672 is 276317043176.

It is not an unprimeable number, because it can be changed into a prime (671340713671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1196579 + ... + 1665677.

It is an arithmetic number, because the mean of its divisors is an integer number (27902654375).

Almost surely, 2^671340713672 is an apocalyptic number.

It is an amenable number.

671340713672 is a deficient number, since it is larger than the sum of its proper divisors (667986696328).

671340713672 is a wasteful number, since it uses less digits than its factorization.

671340713672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469758 (or 469737 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 47.

The spelling of 671340713672 in words is "six hundred seventy-one billion, three hundred forty million, seven hundred thirteen thousand, six hundred seventy-two".