11780330918833 has 2 divisors, whose sum is σ = 11780330918834. Its totient is φ = 11780330918832.

The previous prime is 11780330918821. The next prime is 11780330918843. The reversal of 11780330918833 is 33881903308711.

11780330918833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6511157579809 + 5269173339024 = 2551697^2 + 2295468^2 .

It is a cyclic number.

It is not a de Polignac number, because 11780330918833 - 2¹⁷ = 11780330787761 is a prime.

It is not a weakly prime, because it can be changed into another prime (11780330918813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5890165459416 + 5890165459417.

It is an arithmetic number, because the mean of its divisors is an integer number (5890165459417).

Almost surely, 2^{11780330918833} is an apocalyptic number.

It is an amenable number.

11780330918833 is a deficient number, since it is larger than the sum of its proper divisors (1).

11780330918833 is an equidigital number, since it uses as much as digits as its factorization.

11780330918833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 11780330918833 in words is "eleven trillion, seven hundred eighty billion, three hundred thirty million, nine hundred eighteen thousand, eight hundred thirty-three".