2432664865 has 4 divisors (see below), whose sum is σ = 2919197844. Its totient is φ = 1946131888.

The previous prime is 2432664859. The next prime is 2432664881. The reversal of 2432664865 is 5684662342.

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 518427361 + 1914237504 = 22769^2 + 43752^2 .

It is a cyclic number.

It is not a de Polignac number, because 2432664865 - 2⁷ = 2432664737 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, 243266482 + ... + 243266491.

It is an arithmetic number, because the mean of its divisors is an integer number (729799461).

Almost surely, 2^2432664865 is an apocalyptic number.

It is an amenable number.

2432664865 is a deficient number, since it is larger than the sum of its proper divisors (486532979).

2432664865 is an equidigital number, since it uses as much as digits as its factorization.

2432664865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486532978.

The product of its digits is 1658880, while the sum is 46.

The square root of 2432664865 is about 49322.0525221731. The cubic root of 2432664865 is about 1344.9126986909.

The spelling of 2432664865 in words is "two billion, four hundred thirty-two million, six hundred sixty-four thousand, eight hundred sixty-five".