12383637423 has 4 divisors (see below), whose sum is σ = 16511516568. Its totient is φ = 8255758280.

The previous prime is 12383637419. The next prime is 12383637457. The reversal of 12383637423 is 32473638321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12383637423 - 2² = 12383637419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12383637473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2063939568 + ... + 2063939573.

It is an arithmetic number, because the mean of its divisors is an integer number (4127879142).

Almost surely, 2^12383637423 is an apocalyptic number.

12383637423 is a deficient number, since it is larger than the sum of its proper divisors (4127879145).

12383637423 is an equidigital number, since it uses as much as digits as its factorization.

12383637423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4127879144.

The product of its digits is 435456, while the sum is 42.

The spelling of 12383637423 in words is "twelve billion, three hundred eighty-three million, six hundred thirty-seven thousand, four hundred twenty-three".