320443444344023 has 48 divisors (see below), whose sum is σ = 438992589450240. Its totient is φ = 227571210884160.

The previous prime is 320443444343987. The next prime is 320443444344031.

320443444344023 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 320443444344023 - 2⁸ = 320443444343767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320443444346023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 183320765 + ... + 185060502.

It is an arithmetic number, because the mean of its divisors is an integer number (9145678946880).

Almost surely, 2^{320443444344023} is an apocalyptic number.

320443444344023 is a deficient number, since it is larger than the sum of its proper divisors (118549145106217).

320443444344023 is a wasteful number, since it uses less digits than its factorization.

320443444344023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368381388 (or 368381377 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 44.

The spelling of 320443444344023 in words is "three hundred twenty trillion, four hundred forty-three billion, four hundred forty-four million, three hundred forty-four thousand, twenty-three".