671321796004 has 48 divisors (see below), whose sum is σ = 1246758089472. Its totient is φ = 315196180992.

The previous prime is 671321795867. The next prime is 671321796011. The reversal of 671321796004 is 400697123176.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56469349 + ... + 56481235.

It is an arithmetic number, because the mean of its divisors is an integer number (25974126864).

Almost surely, 2^671321796004 is an apocalyptic number.

It is an amenable number.

671321796004 is a deficient number, since it is larger than the sum of its proper divisors (575436293468).

671321796004 is a wasteful number, since it uses less digits than its factorization.

671321796004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13732 (or 13730 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 46.

The spelling of 671321796004 in words is "six hundred seventy-one billion, three hundred twenty-one million, seven hundred ninety-six thousand, four".