320443785026 has 4 divisors (see below), whose sum is σ = 480665677542. Its totient is φ = 160221892512.

The previous prime is 320443784989. The next prime is 320443785047. The reversal of 320443785026 is 620587344023.

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

It can be written as a sum of positive squares in only one way, i.e., 318548488801 + 1895296225 = 564401^2 + 43535^2 .

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 as a sum of consecutive naturals, namely, 80110946255 + ... + 80110946258.

Almost surely, 2^320443785026 is an apocalyptic number.

320443785026 is a deficient number, since it is larger than the sum of its proper divisors (160221892516).

320443785026 is a wasteful number, since it uses less digits than its factorization.

320443785026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160221892515.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 320443785026 in words is "three hundred twenty billion, four hundred forty-three million, seven hundred eighty-five thousand, twenty-six".