12305833983 has 16 divisors (see below), whose sum is σ = 18262816000. Its totient is φ = 8189511480.

The previous prime is 12305833961. The next prime is 12305833993. The reversal of 12305833983 is 38933850321.

12305833983 is a `hidden beast` number, since 1 + 2 + 30 + 583 + 39 + 8 + 3 = 666.

It is not a de Polignac number, because 12305833983 - 2⁹ = 12305833471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12305833993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383683 + ... + 414516.

It is an arithmetic number, because the mean of its divisors is an integer number (1141426000).

Almost surely, 2^12305833983 is an apocalyptic number.

12305833983 is a deficient number, since it is larger than the sum of its proper divisors (5956982017).

12305833983 is an equidigital number, since it uses as much as digits as its factorization.

12305833983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798779 (or 798773 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 12305833983 in words is "twelve billion, three hundred five million, eight hundred thirty-three thousand, nine hundred eighty-three".