13056261679 has 2 divisors, whose sum is σ = 13056261680. Its totient is φ = 13056261678.

The previous prime is 13056261667. The next prime is 13056261721. The reversal of 13056261679 is 97616265031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13056261679 - 2⁷ = 13056261551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13056261619) 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, 6528130839 + 6528130840.

It is an arithmetic number, because the mean of its divisors is an integer number (6528130840).

Almost surely, 2^13056261679 is an apocalyptic number.

13056261679 is a deficient number, since it is larger than the sum of its proper divisors (1).

13056261679 is an equidigital number, since it uses as much as digits as its factorization.

13056261679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 46.

The spelling of 13056261679 in words is "thirteen billion, fifty-six million, two hundred sixty-one thousand, six hundred seventy-nine".