864848065 has 8 divisors (see below), whose sum is σ = 1038147840. Its totient is φ = 691658352.

The previous prime is 864848053. The next prime is 864848069. The reversal of 864848065 is 560848468.

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

It is a cyclic number.

It is not a de Polignac number, because 864848065 - 2⁹ = 864847553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (864848069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9105 + ... + 42574.

It is an arithmetic number, because the mean of its divisors is an integer number (129768480).

Almost surely, 2^864848065 is an apocalyptic number.

It is an amenable number.

864848065 is a deficient number, since it is larger than the sum of its proper divisors (173299775).

864848065 is a wasteful number, since it uses less digits than its factorization.

864848065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55031.

The product of its (nonzero) digits is 1474560, while the sum is 49.

The square root of 864848065 is about 29408.2992537821. The cubic root of 864848065 is about 952.7521541091.

It can be divided in two parts, 86484 and 8065, that added together give a palindrome (94549).

The spelling of 864848065 in words is "eight hundred sixty-four million, eight hundred forty-eight thousand, sixty-five".