8863445865 has 16 divisors (see below), whose sum is σ = 14197631616. Its totient is φ = 4721798400.

The previous prime is 8863445863. The next prime is 8863445881. The reversal of 8863445865 is 5685443688.

It is not a de Polignac number, because 8863445865 - 2¹ = 8863445863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8863445863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322141 + ... + 348570.

It is an arithmetic number, because the mean of its divisors is an integer number (887351976).

Almost surely, 2^8863445865 is an apocalyptic number.

It is an amenable number.

8863445865 is a deficient number, since it is larger than the sum of its proper divisors (5334185751).

8863445865 is a wasteful number, since it uses less digits than its factorization.

8863445865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671600.

The product of its digits is 22118400, while the sum is 57.

The square root of 8863445865 is about 94145.8754539996. The cubic root of 8863445865 is about 2069.5100137833.

The spelling of 8863445865 in words is "eight billion, eight hundred sixty-three million, four hundred forty-five thousand, eight hundred sixty-five".