11648169257 has 2 divisors, whose sum is σ = 11648169258. Its totient is φ = 11648169256.

The previous prime is 11648169233. The next prime is 11648169301. The reversal of 11648169257 is 75296184611.

11648169257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8683257856 + 2964911401 = 93184^2 + 54451^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11648169257 is a prime.

It is not a weakly prime, because it can be changed into another prime (11648169227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5824084628 + 5824084629.

It is an arithmetic number, because the mean of its divisors is an integer number (5824084629).

Almost surely, 2^11648169257 is an apocalyptic number.

It is an amenable number.

11648169257 is a deficient number, since it is larger than the sum of its proper divisors (1).

11648169257 is an equidigital number, since it uses as much as digits as its factorization.

11648169257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 50.

The spelling of 11648169257 in words is "eleven billion, six hundred forty-eight million, one hundred sixty-nine thousand, two hundred fifty-seven".