12333456789 has 12 divisors (see below), whose sum is σ = 16679505888. Its totient is φ = 8106487480.

The previous prime is 12333456739. The next prime is 12333456809. The reversal of 12333456789 is 98765433321.

It is not a de Polignac number, because 12333456789 - 2¹¹ = 12333454741 is a prime.

It is a super-2 number, since 2×12333456789² (a number of 21 digits) contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12333456739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 392649 + ... + 422894.

It is an arithmetic number, because the mean of its divisors is an integer number (1389958824).

Almost surely, 2^12333456789 is an apocalyptic number.

It is an amenable number.

12333456789 is a deficient number, since it is larger than the sum of its proper divisors (4346049099).

12333456789 is an frugal number, since it uses more digits than its factorization.

12333456789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815688 (or 815617 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 51.

The spelling of 12333456789 in words is "twelve billion, three hundred thirty-three million, four hundred fifty-six thousand, seven hundred eighty-nine".