12319796826 has 12 divisors (see below), whose sum is σ = 26692893162. Its totient is φ = 4106598936.

The previous prime is 12319796789. The next prime is 12319796851. The reversal of 12319796826 is 62869791321.

12319796826 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6336000801 + 5983796025 = 79599^2 + 77355^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 342216561 + ... + 342216596.

Almost surely, 2^12319796826 is an apocalyptic number.

12319796826 is an abundant number, since it is smaller than the sum of its proper divisors (14373096336).

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

12319796826 is a wasteful number, since it uses less digits than its factorization.

12319796826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684433165 (or 684433162 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The spelling of 12319796826 in words is "twelve billion, three hundred nineteen million, seven hundred ninety-six thousand, eight hundred twenty-six".