320443343344023 has 8 divisors (see below), whose sum is σ = 427257891869808. Its totient is φ = 213628845190464.

The previous prime is 320443343343997. The next prime is 320443343344081.

320443343344023 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320443343344023 - 2⁹ = 320443343343511 is a prime.

It is a super-2 number, since 2×320443343344023² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320443343340023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6299515 + ... + 26087747.

It is an arithmetic number, because the mean of its divisors is an integer number (53407236483726).

Almost surely, 2^{320443343344023} is an apocalyptic number.

320443343344023 is a deficient number, since it is larger than the sum of its proper divisors (106814548525785).

320443343344023 is a wasteful number, since it uses less digits than its factorization.

320443343344023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25186113.

The product of its (nonzero) digits is 2985984, while the sum is 42.

The spelling of 320443343344023 in words is "three hundred twenty trillion, four hundred forty-three billion, three hundred forty-three million, three hundred forty-four thousand, twenty-three".