12404004332423 has 4 divisors (see below), whose sum is σ = 13531641089928. Its totient is φ = 11276367574920.

The previous prime is 12404004332413. The next prime is 12404004332471. The reversal of 12404004332423 is 32423340040421.

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 12404004332423 - 2¹⁸ = 12404004070279 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12404004332423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12404004332413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563818378736 + ... + 563818378757.

It is an arithmetic number, because the mean of its divisors is an integer number (3382910272482).

Almost surely, 2^{12404004332423} is an apocalyptic number.

12404004332423 is a deficient number, since it is larger than the sum of its proper divisors (1127636757505).

12404004332423 is a wasteful number, since it uses less digits than its factorization.

12404004332423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127636757504.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 12404004332423 its reverse (32423340040421), we get a palindrome (44827344372844).

The spelling of 12404004332423 in words is "twelve trillion, four hundred four billion, four million, three hundred thirty-two thousand, four hundred twenty-three".