320944444073 has 32 divisors (see below), whose sum is σ = 369543831552. Its totient is φ = 276075763200.

The previous prime is 320944444039. The next prime is 320944444109. The reversal of 320944444073 is 370444449023.

It is a cyclic number.

It is not a de Polignac number, because 320944444073 - 2²⁶ = 320877335209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320944444573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2686940 + ... + 2803842.

It is an arithmetic number, because the mean of its divisors is an integer number (11548244736).

Almost surely, 2^320944444073 is an apocalyptic number.

It is an amenable number.

320944444073 is a deficient number, since it is larger than the sum of its proper divisors (48599387479).

320944444073 is a wasteful number, since it uses less digits than its factorization.

320944444073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117125.

The product of its (nonzero) digits is 1161216, while the sum is 44.

The spelling of 320944444073 in words is "three hundred twenty billion, nine hundred forty-four million, four hundred forty-four thousand, seventy-three".