12331436326 has 16 divisors (see below), whose sum is σ = 20421834048. Its totient is φ = 5537665000.

The previous prime is 12331436311. The next prime is 12331436333. The reversal of 12331436326 is 62363413321.

It is a junction number, because it is equal to n+sod(n) for n = 12331436291 and 12331436300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3374800 + ... + 3378451.

It is an arithmetic number, because the mean of its divisors is an integer number (1276364628).

Almost surely, 2^12331436326 is an apocalyptic number.

12331436326 is a deficient number, since it is larger than the sum of its proper divisors (8090397722).

12331436326 is a wasteful number, since it uses less digits than its factorization.

12331436326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6753347.

The product of its digits is 46656, while the sum is 34.

Adding to 12331436326 its reverse (62363413321), we get a palindrome (74694849647).

The spelling of 12331436326 in words is "twelve billion, three hundred thirty-one million, four hundred thirty-six thousand, three hundred twenty-six".