2385296865 has 24 divisors (see below), whose sum is σ = 4725160128. Its totient is φ = 1090421280.

The previous prime is 2385296861. The next prime is 2385296867. The reversal of 2385296865 is 5686925832.

2385296865 is a `hidden beast` number, since 2 + 38 + 529 + 6 + 86 + 5 = 666.

It is not a de Polignac number, because 2385296865 - 2² = 2385296861 is a prime.

It is a super-2 number, since 2×2385296865² = 11379282268357656450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2385296861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3785871 + ... + 3786500.

It is an arithmetic number, because the mean of its divisors is an integer number (196881672).

Almost surely, 2^2385296865 is an apocalyptic number.

It is an amenable number.

2385296865 is a deficient number, since it is larger than the sum of its proper divisors (2339863263).

2385296865 is a wasteful number, since it uses less digits than its factorization.

2385296865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7572389 (or 7572386 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 54.

The square root of 2385296865 is about 48839.5010723902. The cubic root of 2385296865 is about 1336.1261969265.

The spelling of 2385296865 in words is "two billion, three hundred eighty-five million, two hundred ninety-six thousand, eight hundred sixty-five".