13255651999 has 2 divisors, whose sum is σ = 13255652000. Its totient is φ = 13255651998.

The previous prime is 13255651957. The next prime is 13255652009. The reversal of 13255651999 is 99915655231.

13255651999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13255651999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13255651949) 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, 6627825999 + 6627826000.

It is an arithmetic number, because the mean of its divisors is an integer number (6627826000).

Almost surely, 2^13255651999 is an apocalyptic number.

13255651999 is a deficient number, since it is larger than the sum of its proper divisors (1).

13255651999 is an equidigital number, since it uses as much as digits as its factorization.

13255651999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3280500, while the sum is 55.

The spelling of 13255651999 in words is "thirteen billion, two hundred fifty-five million, six hundred fifty-one thousand, nine hundred ninety-nine".