9681674365218 has 8 divisors (see below), whose sum is σ = 19363348730448. Its totient is φ = 3227224788404.

The previous prime is 9681674365193. The next prime is 9681674365241. The reversal of 9681674365218 is 8125634761869.

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

9681674365218 is an admirable number.

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, 806806197096 + ... + 806806197107.

It is an arithmetic number, because the mean of its divisors is an integer number (2420418591306).

Almost surely, 2^{9681674365218} is an apocalyptic number.

9681674365218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9681674365218 is a wasteful number, since it uses less digits than its factorization.

9681674365218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613612394208.

The product of its digits is 104509440, while the sum is 66.

The spelling of 9681674365218 in words is "nine trillion, six hundred eighty-one billion, six hundred seventy-four million, three hundred sixty-five thousand, two hundred eighteen".