12392349312 has 96 divisors (see below), whose sum is σ = 38291469120. Its totient is φ = 3540665856.

The previous prime is 12392349253. The next prime is 12392349349. The reversal of 12392349312 is 21394329321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310488 + ... + 348119.

It is an arithmetic number, because the mean of its divisors is an integer number (398869470).

Almost surely, 2^12392349312 is an apocalyptic number.

12392349312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12392349312 is an abundant number, since it is smaller than the sum of its proper divisors (25899119808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12392349312 is an equidigital number, since it uses as much as digits as its factorization.

12392349312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658638 (or 658619 counting only the distinct ones).

The product of its digits is 69984, while the sum is 39.

The spelling of 12392349312 in words is "twelve billion, three hundred ninety-two million, three hundred forty-nine thousand, three hundred twelve".