4805265865 has 4 divisors (see below), whose sum is σ = 5766319044. Its totient is φ = 3844212688.

The previous prime is 4805265859. The next prime is 4805265893. The reversal of 4805265865 is 5685625084.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1680344064 + 3124921801 = 40992^2 + 55901^2 .

It is a cyclic number.

It is not a de Polignac number, because 4805265865 - 2⁵ = 4805265833 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480526582 + ... + 480526591.

It is an arithmetic number, because the mean of its divisors is an integer number (1441579761).

Almost surely, 2^4805265865 is an apocalyptic number.

It is an amenable number.

4805265865 is a deficient number, since it is larger than the sum of its proper divisors (961053179).

4805265865 is an equidigital number, since it uses as much as digits as its factorization.

4805265865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961053178.

The product of its (nonzero) digits is 2304000, while the sum is 49.

The square root of 4805265865 is about 69320.0249927826. The cubic root of 4805265865 is about 1687.4819666294.

The spelling of 4805265865 in words is "four billion, eight hundred five million, two hundred sixty-five thousand, eight hundred sixty-five".