993323323399 has 4 divisors (see below), whose sum is σ = 1083625443720. Its totient is φ = 903021203080.

The previous prime is 993323323379. The next prime is 993323323439.

It is a happy number.

993323323399 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 993323323399 - 2¹⁷ = 993323192327 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 (993323323379) 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, 45151060144 + ... + 45151060165.

It is an arithmetic number, because the mean of its divisors is an integer number (270906360930).

Almost surely, 2^993323323399 is an apocalyptic number.

993323323399 is a deficient number, since it is larger than the sum of its proper divisors (90302120321).

993323323399 is a wasteful number, since it uses less digits than its factorization.

993323323399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90302120320.

The product of its digits is 19131876, while the sum is 58.

It can be divided in two parts, 9933 and 23323399, that added together give a palindrome (23333332).

The spelling of 993323323399 in words is "nine hundred ninety-three billion, three hundred twenty-three million, three hundred twenty-three thousand, three hundred ninety-nine".