8464787065 has 16 divisors (see below), whose sum is σ = 11675962368. Its totient is φ = 5770869696.

The previous prime is 8464787047. The next prime is 8464787077. The reversal of 8464787065 is 5607874648.

It is a cyclic number.

It is not a de Polignac number, because 8464787065 - 2⁹ = 8464786553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8464786997 and 8464787015.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 692937 + ... + 705046.

It is an arithmetic number, because the mean of its divisors is an integer number (729747648).

Almost surely, 2^8464787065 is an apocalyptic number.

It is an amenable number.

8464787065 is a deficient number, since it is larger than the sum of its proper divisors (3211175303).

8464787065 is a wasteful number, since it uses less digits than its factorization.

8464787065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398168.

The product of its (nonzero) digits is 9031680, while the sum is 55.

The square root of 8464787065 is about 92004.2774277370. The cubic root of 8464787065 is about 2038.0054727929.

The spelling of 8464787065 in words is "eight billion, four hundred sixty-four million, seven hundred eighty-seven thousand, sixty-five".