993323444323399 has 4 divisors (see below), whose sum is σ = 1135226793512464. Its totient is φ = 851420095134336.

The previous prime is 993323444323393. The next prime is 993323444323403.

993323444323399 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 993323444323399 - 2⁴³ = 984527351301191 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 (993323444323393) 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 3 ways as a sum of consecutive naturals, for example, 70951674594522 + ... + 70951674594535.

It is an arithmetic number, because the mean of its divisors is an integer number (283806698378116).

Almost surely, 2^{993323444323399} is an apocalyptic number.

993323444323399 is a deficient number, since it is larger than the sum of its proper divisors (141903349189065).

993323444323399 is a wasteful number, since it uses less digits than its factorization.

993323444323399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141903349189064.

The product of its digits is 1224440064, while the sum is 70.

The spelling of 993323444323399 in words is "nine hundred ninety-three trillion, three hundred twenty-three billion, four hundred forty-four million, three hundred twenty-three thousand, three hundred ninety-nine".