13626623453 has 2 divisors, whose sum is σ = 13626623454. Its totient is φ = 13626623452.

The previous prime is 13626623419. The next prime is 13626623489. The reversal of 13626623453 is 35432662631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13423076164 + 203547289 = 115858^2 + 14267^2 .

It is a cyclic number.

It is not a de Polignac number, because 13626623453 - 2¹⁴ = 13626607069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13626623453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13626629453) 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, 6813311726 + 6813311727.

It is an arithmetic number, because the mean of its divisors is an integer number (6813311727).

Almost surely, 2^13626623453 is an apocalyptic number.

It is an amenable number.

13626623453 is a deficient number, since it is larger than the sum of its proper divisors (1).

13626623453 is an equidigital number, since it uses as much as digits as its factorization.

13626623453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 41.

The spelling of 13626623453 in words is "thirteen billion, six hundred twenty-six million, six hundred twenty-three thousand, four hundred fifty-three".