8676436998321 has 24 divisors (see below), whose sum is σ = 13279609279040. Its totient is φ = 5443564500000.

The previous prime is 8676436998293. The next prime is 8676436998323. The reversal of 8676436998321 is 1238996346768.

8676436998321 is a `hidden beast` number, since 8 + 6 + 7 + 6 + 436 + 99 + 83 + 21 = 666.

It is not a de Polignac number, because 8676436998321 - 2⁷ = 8676436998193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8676436998321.

It is not an unprimeable number, because it can be changed into a prime (8676436998323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167985430 + ... + 168037071.

Almost surely, 2^{8676436998321} is an apocalyptic number.

It is an amenable number.

8676436998321 is a deficient number, since it is larger than the sum of its proper divisors (4603172280719).

8676436998321 is a wasteful number, since it uses less digits than its factorization.

8676436998321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336022677 (or 336022674 counting only the distinct ones).

The product of its digits is 564350976, while the sum is 72.

The spelling of 8676436998321 in words is "eight trillion, six hundred seventy-six billion, four hundred thirty-six million, nine hundred ninety-eight thousand, three hundred twenty-one".