13312319999 has 24 divisors (see below), whose sum is σ = 16239072000. Its totient is φ = 10790686080.

The previous prime is 13312319957. The next prime is 13312320011. The reversal of 13312319999 is 99991321331.

It is not a de Polignac number, because 13312319999 - 2⁸ = 13312319743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13312319929) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49799 + ... + 170600.

It is an arithmetic number, because the mean of its divisors is an integer number (676628000).

Almost surely, 2^13312319999 is an apocalyptic number.

13312319999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13312319999 is a deficient number, since it is larger than the sum of its proper divisors (2926752001).

13312319999 is a wasteful number, since it uses less digits than its factorization.

13312319999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220463 (or 220446 counting only the distinct ones).

The product of its digits is 354294, while the sum is 50.

The spelling of 13312319999 in words is "thirteen billion, three hundred twelve million, three hundred nineteen thousand, nine hundred ninety-nine".