13255406551 has 2 divisors, whose sum is σ = 13255406552. Its totient is φ = 13255406550.

The previous prime is 13255406539. The next prime is 13255406561. The reversal of 13255406551 is 15560455231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13255406551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13255406551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13255406561) 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, 6627703275 + 6627703276.

It is an arithmetic number, because the mean of its divisors is an integer number (6627703276).

Almost surely, 2^13255406551 is an apocalyptic number.

13255406551 is a deficient number, since it is larger than the sum of its proper divisors (1).

13255406551 is an equidigital number, since it uses as much as digits as its factorization.

13255406551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 13255406551 in words is "thirteen billion, two hundred fifty-five million, four hundred six thousand, five hundred fifty-one".