13626629453 has 2 divisors, whose sum is σ = 13626629454. Its totient is φ = 13626629452.

The previous prime is 13626629449. The next prime is 13626629459. The reversal of 13626629453 is 35492662631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13622858089 + 3771364 = 116717^2 + 1942^2 .

It is a cyclic number.

It is not a de Polignac number, because 13626629453 - 2² = 13626629449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13626629398 and 13626629407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13626629459) 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, 6813314726 + 6813314727.

It is an arithmetic number, because the mean of its divisors is an integer number (6813314727).

Almost surely, 2^13626629453 is an apocalyptic number.

It is an amenable number.

13626629453 is a deficient number, since it is larger than the sum of its proper divisors (1).

13626629453 is an equidigital number, since it uses as much as digits as its factorization.

13626629453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 47.

The spelling of 13626629453 in words is "thirteen billion, six hundred twenty-six million, six hundred twenty-nine thousand, four hundred fifty-three".