684881577106 has 8 divisors (see below), whose sum is σ = 1027329427584. Its totient is φ = 342438434580.

The previous prime is 684881577077. The next prime is 684881577137. The reversal of 684881577106 is 601775188486.

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

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, 787530 + ... + 1410661.

It is an arithmetic number, because the mean of its divisors is an integer number (128416178448).

Almost surely, 2^684881577106 is an apocalyptic number.

684881577106 is a deficient number, since it is larger than the sum of its proper divisors (342447850478).

684881577106 is a wasteful number, since it uses less digits than its factorization.

684881577106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353976.

The product of its (nonzero) digits is 18063360, while the sum is 61.

The spelling of 684881577106 in words is "six hundred eighty-four billion, eight hundred eighty-one million, five hundred seventy-seven thousand, one hundred six".