320070328733 has 4 divisors (see below), whose sum is σ = 320484392028. Its totient is φ = 319656265440.

The previous prime is 320070328673. The next prime is 320070328759. The reversal of 320070328733 is 337823070023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 337823070023 = 12329 ⋅27400687.

It can be written as a sum of positive squares in 2 ways, for example, as 191377376089 + 128692952644 = 437467^2 + 358738^2 .

It is a cyclic number.

It is not a de Polignac number, because 320070328733 - 2²² = 320066134429 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 (320070328933) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 207030488 + ... + 207032033.

It is an arithmetic number, because the mean of its divisors is an integer number (80121098007).

Almost surely, 2^320070328733 is an apocalyptic number.

It is an amenable number.

320070328733 is a deficient number, since it is larger than the sum of its proper divisors (414063295).

320070328733 is an equidigital number, since it uses as much as digits as its factorization.

320070328733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414063294.

The product of its (nonzero) digits is 127008, while the sum is 38.

Adding to 320070328733 its reverse (337823070023), we get a palindrome (657893398756).

The spelling of 320070328733 in words is "three hundred twenty billion, seventy million, three hundred twenty-eight thousand, seven hundred thirty-three".