13606632289 has 2 divisors, whose sum is σ = 13606632290. Its totient is φ = 13606632288.

The previous prime is 13606632257. The next prime is 13606632323. The reversal of 13606632289 is 98223660631.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11714382289 + 1892250000 = 108233^2 + 43500^2 .

It is a cyclic number.

It is not a de Polignac number, because 13606632289 - 2⁵ = 13606632257 is a prime.

It is not a weakly prime, because it can be changed into another prime (13606633289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6803316144 + 6803316145.

It is an arithmetic number, because the mean of its divisors is an integer number (6803316145).

Almost surely, 2^13606632289 is an apocalyptic number.

It is an amenable number.

13606632289 is a deficient number, since it is larger than the sum of its proper divisors (1).

13606632289 is an equidigital number, since it uses as much as digits as its factorization.

13606632289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 13606632289 in words is "thirteen billion, six hundred six million, six hundred thirty-two thousand, two hundred eighty-nine".