12463836421 has 8 divisors (see below), whose sum is σ = 12596918400. Its totient is φ = 12330944400.

The previous prime is 12463836383. The next prime is 12463836443.

12463836421 is nontrivially palindromic in base 10.

12463836421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12463836421 - 2²³ = 12455447813 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 (12463836461) 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 7 ways as a sum of consecutive naturals, for example, 86440 + ... + 179998.

It is an arithmetic number, because the mean of its divisors is an integer number (1574614800).

Almost surely, 2^12463836421 is an apocalyptic number.

It is an amenable number.

12463836421 is a deficient number, since it is larger than the sum of its proper divisors (133081979).

12463836421 is a wasteful number, since it uses less digits than its factorization.

12463836421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94979.

The product of its digits is 165888, while the sum is 40.

The spelling of 12463836421 in words is "twelve billion, four hundred sixty-three million, eight hundred thirty-six thousand, four hundred twenty-one".