12553675669 has 2 divisors, whose sum is σ = 12553675670. Its totient is φ = 12553675668.

The previous prime is 12553675657. The next prime is 12553675697. The reversal of 12553675669 is 96657635521.

12553675669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11312875044 + 1240800625 = 106362^2 + 35225^2 .

It is an emirp because it is prime and its reverse (96657635521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12553675669 - 2²⁹ = 12016804757 is a prime.

It is a super-4 number, since 4×12553675669⁴ (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12553675639) 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 as a sum of consecutive naturals, namely, 6276837834 + 6276837835.

It is an arithmetic number, because the mean of its divisors is an integer number (6276837835).

Almost surely, 2^12553675669 is an apocalyptic number.

It is an amenable number.

12553675669 is a deficient number, since it is larger than the sum of its proper divisors (1).

12553675669 is an equidigital number, since it uses as much as digits as its factorization.

12553675669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10206000, while the sum is 55.

The spelling of 12553675669 in words is "twelve billion, five hundred fifty-three million, six hundred seventy-five thousand, six hundred sixty-nine".