672884647834 has 8 divisors (see below), whose sum is σ = 1153516539168. Its totient is φ = 288379134780.

The previous prime is 672884647789. The next prime is 672884647843. The reversal of 672884647834 is 438746488276.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 672884647834.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24031594552 + ... + 24031594579.

It is an arithmetic number, because the mean of its divisors is an integer number (144189567396).

Almost surely, 2^672884647834 is an apocalyptic number.

672884647834 is a deficient number, since it is larger than the sum of its proper divisors (480631891334).

672884647834 is a wasteful number, since it uses less digits than its factorization.

672884647834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48063189140.

The product of its digits is 346816512, while the sum is 67.

The spelling of 672884647834 in words is "six hundred seventy-two billion, eight hundred eighty-four million, six hundred forty-seven thousand, eight hundred thirty-four".