12421254024663 has 16 divisors (see below), whose sum is σ = 18071808048000. Its totient is φ = 7526145464480.

The previous prime is 12421254024559. The next prime is 12421254024677. The reversal of 12421254024663 is 36642045212421.

It is a cyclic number.

It is not a de Polignac number, because 12421254024663 - 2²⁶ = 12421186915799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12421254022663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47048313 + ... + 47311586.

It is an arithmetic number, because the mean of its divisors is an integer number (1129488003000).

Almost surely, 2^{12421254024663} is an apocalyptic number.

12421254024663 is a deficient number, since it is larger than the sum of its proper divisors (5650554023337).

12421254024663 is a wasteful number, since it uses less digits than its factorization.

12421254024663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94363902.

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 12421254024663 in words is "twelve trillion, four hundred twenty-one billion, two hundred fifty-four million, twenty-four thousand, six hundred sixty-three".