12563717452633 has 2 divisors, whose sum is σ = 12563717452634. Its totient is φ = 12563717452632.

The previous prime is 12563717452591. The next prime is 12563717452691. The reversal of 12563717452633 is 33625471736521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11791167865929 + 772549586704 = 3433827^2 + 878948^2 .

It is a cyclic number.

It is not a de Polignac number, because 12563717452633 - 2³³ = 12555127518041 is a prime.

It is not a weakly prime, because it can be changed into another prime (12563717452333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6281858726316 + 6281858726317.

It is an arithmetic number, because the mean of its divisors is an integer number (6281858726317).

Almost surely, 2^{12563717452633} is an apocalyptic number.

It is an amenable number.

12563717452633 is a deficient number, since it is larger than the sum of its proper divisors (1).

12563717452633 is an equidigital number, since it uses as much as digits as its factorization.

12563717452633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19051200, while the sum is 55.

The spelling of 12563717452633 in words is "twelve trillion, five hundred sixty-three billion, seven hundred seventeen million, four hundred fifty-two thousand, six hundred thirty-three".