11655114235649 has 2 divisors, whose sum is σ = 11655114235650. Its totient is φ = 11655114235648.

The previous prime is 11655114235591. The next prime is 11655114235747. The reversal of 11655114235649 is 94653241155611.

11655114235649 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., 9237757839424 + 2417356396225 = 3039368^2 + 1554785^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11655114235649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11655114235649.

It is not a weakly prime, because it can be changed into another prime (11655114235049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5827557117824 + 5827557117825.

It is an arithmetic number, because the mean of its divisors is an integer number (5827557117825).

Almost surely, 2^{11655114235649} is an apocalyptic number.

It is an amenable number.

11655114235649 is a deficient number, since it is larger than the sum of its proper divisors (1).

11655114235649 is an equidigital number, since it uses as much as digits as its factorization.

11655114235649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888000, while the sum is 53.

The spelling of 11655114235649 in words is "eleven trillion, six hundred fifty-five billion, one hundred fourteen million, two hundred thirty-five thousand, six hundred forty-nine".