320063160605 has 4 divisors (see below), whose sum is σ = 384075792732. Its totient is φ = 256050528480.

The previous prime is 320063160589. The next prime is 320063160611. The reversal of 320063160605 is 506061360023.

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 240839488516 + 79223672089 = 490754^2 + 281467^2 .

It is not a de Polignac number, because 320063160605 - 2⁴ = 320063160589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32006316056 + ... + 32006316065.

It is an arithmetic number, because the mean of its divisors is an integer number (96018948183).

Almost surely, 2^320063160605 is an apocalyptic number.

It is an amenable number.

320063160605 is a deficient number, since it is larger than the sum of its proper divisors (64012632127).

320063160605 is an equidigital number, since it uses as much as digits as its factorization.

320063160605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64012632126.

The product of its (nonzero) digits is 19440, while the sum is 32.

The spelling of 320063160605 in words is "three hundred twenty billion, sixty-three million, one hundred sixty thousand, six hundred five".