8841894974865 has 24 divisors (see below), whose sum is σ = 15326023202880. Its totient is φ = 4715655192864.

The previous prime is 8841894974863. The next prime is 8841894974897. The reversal of 8841894974865 is 5684794981488.

8841894974865 is a `hidden beast` number, since 8 + 8 + 4 + 1 + 89 + 497 + 48 + 6 + 5 = 666.

It is not a de Polignac number, because 8841894974865 - 2¹ = 8841894974863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8841894974863) 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, 14755266 + ... + 15342804.

It is an arithmetic number, because the mean of its divisors is an integer number (638584300120).

Almost surely, 2^{8841894974865} is an apocalyptic number.

It is an amenable number.

8841894974865 is a deficient number, since it is larger than the sum of its proper divisors (6484128228015).

8841894974865 is a wasteful number, since it uses less digits than its factorization.

8841894974865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921973 (or 921970 counting only the distinct ones).

The product of its digits is 4459069440, while the sum is 81.

The spelling of 8841894974865 in words is "eight trillion, eight hundred forty-one billion, eight hundred ninety-four million, nine hundred seventy-four thousand, eight hundred sixty-five".