12553675639 has 2 divisors, whose sum is σ = 12553675640. Its totient is φ = 12553675638.

The previous prime is 12553675613. The next prime is 12553675657. The reversal of 12553675639 is 93657635521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12553675639 is a prime.

It is a super-4 number, since 4×12553675639⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12553675669) 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, 6276837819 + 6276837820.

It is an arithmetic number, because the mean of its divisors is an integer number (6276837820).

Almost surely, 2^12553675639 is an apocalyptic number.

12553675639 is a deficient number, since it is larger than the sum of its proper divisors (1).

12553675639 is an equidigital number, since it uses as much as digits as its factorization.

12553675639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5103000, while the sum is 52.

The spelling of 12553675639 in words is "twelve billion, five hundred fifty-three million, six hundred seventy-five thousand, six hundred thirty-nine".