320563133083 has 4 divisors (see below), whose sum is σ = 320564269048. Its totient is φ = 320561997120.

The previous prime is 320563133047. The next prime is 320563133087. The reversal of 320563133083 is 380331365023.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 380331365023 = 53 ⋅7176063491.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320563133083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320563133087) 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, 216235 + ... + 829387.

It is an arithmetic number, because the mean of its divisors is an integer number (80141067262).

Almost surely, 2^320563133083 is an apocalyptic number.

320563133083 is a deficient number, since it is larger than the sum of its proper divisors (1135965).

320563133083 is an equidigital number, since it uses as much as digits as its factorization.

320563133083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135964.

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 320563133083 in words is "three hundred twenty billion, five hundred sixty-three million, one hundred thirty-three thousand, eighty-three".