3243010299985 has 4 divisors (see below), whose sum is σ = 3891612359988. Its totient is φ = 2594408239984.

The previous prime is 3243010299943. The next prime is 3243010300007. The reversal of 3243010299985 is 5899920103423.

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 1167540758784 + 2075469541201 = 1080528^2 + 1440649^2 .

It is a cyclic number.

It is not a de Polignac number, because 3243010299985 - 2⁷ = 3243010299857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324301029994 + ... + 324301030003.

It is an arithmetic number, because the mean of its divisors is an integer number (972903089997).

Almost surely, 2^{3243010299985} is an apocalyptic number.

It is an amenable number.

3243010299985 is a deficient number, since it is larger than the sum of its proper divisors (648602060003).

3243010299985 is an equidigital number, since it uses as much as digits as its factorization.

3243010299985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648602060002.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 3243010299985 in words is "three trillion, two hundred forty-three billion, ten million, two hundred ninety-nine thousand, nine hundred eighty-five".