993464464399 has 6 divisors (see below), whose sum is σ = 1091989865960. Its totient is φ = 903149512980.

The previous prime is 993464464387. The next prime is 993464464441.

It is a happy number.

993464464399 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 993464464399 - 2²³ = 993456075791 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 (993464464339) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4105224939 + ... + 4105225180.

Almost surely, 2^993464464399 is an apocalyptic number.

993464464399 is a deficient number, since it is larger than the sum of its proper divisors (98525401561).

993464464399 is a wasteful number, since it uses less digits than its factorization.

993464464399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8210450141 (or 8210450130 counting only the distinct ones).

The product of its digits is 544195584, while the sum is 70.

The spelling of 993464464399 in words is "nine hundred ninety-three billion, four hundred sixty-four million, four hundred sixty-four thousand, three hundred ninety-nine".