12534626633 has 2 divisors, whose sum is σ = 12534626634. Its totient is φ = 12534626632.

The previous prime is 12534626623. The next prime is 12534626693. The reversal of 12534626633 is 33662643521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8654208784 + 3880417849 = 93028^2 + 62293^2 .

It is a cyclic number.

It is not a de Polignac number, because 12534626633 - 2¹⁶ = 12534561097 is a prime.

It is not a weakly prime, because it can be changed into another prime (12534626603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6267313316 + 6267313317.

It is an arithmetic number, because the mean of its divisors is an integer number (6267313317).

Almost surely, 2^12534626633 is an apocalyptic number.

It is an amenable number.

12534626633 is a deficient number, since it is larger than the sum of its proper divisors (1).

12534626633 is an equidigital number, since it uses as much as digits as its factorization.

12534626633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 41.

The spelling of 12534626633 in words is "twelve billion, five hundred thirty-four million, six hundred twenty-six thousand, six hundred thirty-three".