11648610289 has 2 divisors, whose sum is σ = 11648610290. Its totient is φ = 11648610288.

The previous prime is 11648610283. The next prime is 11648610299. The reversal of 11648610289 is 98201684611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7741360225 + 3907250064 = 87985^2 + 62508^2 .

It is a cyclic number.

It is not a de Polignac number, because 11648610289 - 2¹¹ = 11648608241 is a prime.

It is not a weakly prime, because it can be changed into another prime (11648610283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5824305144 + 5824305145.

It is an arithmetic number, because the mean of its divisors is an integer number (5824305145).

Almost surely, 2^11648610289 is an apocalyptic number.

It is an amenable number.

11648610289 is a deficient number, since it is larger than the sum of its proper divisors (1).

11648610289 is an equidigital number, since it uses as much as digits as its factorization.

11648610289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 46.

The spelling of 11648610289 in words is "eleven billion, six hundred forty-eight million, six hundred ten thousand, two hundred eighty-nine".