6845345359 has 4 divisors (see below), whose sum is σ = 6853098616. Its totient is φ = 6837592104.

The previous prime is 6845345347. The next prime is 6845345389. The reversal of 6845345359 is 9535435486.

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

It is a cyclic number.

It is not a de Polignac number, because 6845345359 - 2⁷ = 6845345231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6845345329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3875304 + ... + 3877069.

It is an arithmetic number, because the mean of its divisors is an integer number (1713274654).

Almost surely, 2^6845345359 is an apocalyptic number.

6845345359 is a deficient number, since it is larger than the sum of its proper divisors (7753257).

6845345359 is an equidigital number, since it uses as much as digits as its factorization.

6845345359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7753256.

The product of its digits is 7776000, while the sum is 52.

The square root of 6845345359 is about 82736.6022930601. The cubic root of 6845345359 is about 1898.7383460679.

The spelling of 6845345359 in words is "six billion, eight hundred forty-five million, three hundred forty-five thousand, three hundred fifty-nine".