13656654629 has 2 divisors, whose sum is σ = 13656654630. Its totient is φ = 13656654628.

The previous prime is 13656654623. The next prime is 13656654769. The reversal of 13656654629 is 92645665631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12857292100 + 799362529 = 113390^2 + 28273^2 .

It is a cyclic number.

It is not a de Polignac number, because 13656654629 - 2³² = 9361687333 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13656654623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6828327314 + 6828327315.

It is an arithmetic number, because the mean of its divisors is an integer number (6828327315).

Almost surely, 2^13656654629 is an apocalyptic number.

It is an amenable number.

13656654629 is a deficient number, since it is larger than the sum of its proper divisors (1).

13656654629 is an equidigital number, since it uses as much as digits as its factorization.

13656654629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6998400, while the sum is 53.

The spelling of 13656654629 in words is "thirteen billion, six hundred fifty-six million, six hundred fifty-four thousand, six hundred twenty-nine".