12693524563 has 2 divisors, whose sum is σ = 12693524564. Its totient is φ = 12693524562.

The previous prime is 12693524549. The next prime is 12693524603. The reversal of 12693524563 is 36542539621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12693524563 - 2⁵ = 12693524531 is a prime.

It is a super-2 number, since 2×12693524563² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12693564563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6346762281 + 6346762282.

It is an arithmetic number, because the mean of its divisors is an integer number (6346762282).

Almost surely, 2^12693524563 is an apocalyptic number.

12693524563 is a deficient number, since it is larger than the sum of its proper divisors (1).

12693524563 is an equidigital number, since it uses as much as digits as its factorization.

12693524563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 46.

The spelling of 12693524563 in words is "twelve billion, six hundred ninety-three million, five hundred twenty-four thousand, five hundred sixty-three".