11234567788849 has 2 divisors, whose sum is σ = 11234567788850. Its totient is φ = 11234567788848.

The previous prime is 11234567788841. The next prime is 11234567788877. The reversal of 11234567788849 is 94888776543211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11086023066624 + 148544722225 = 3329568^2 + 385415^2 .

It is a cyclic number.

It is not a de Polignac number, because 11234567788849 - 2³ = 11234567788841 is a prime.

It is not a weakly prime, because it can be changed into another prime (11234567788841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5617283894424 + 5617283894425.

It is an arithmetic number, because the mean of its divisors is an integer number (5617283894425).

Almost surely, 2^{11234567788849} is an apocalyptic number.

It is an amenable number.

11234567788849 is a deficient number, since it is larger than the sum of its proper divisors (1).

11234567788849 is an equidigital number, since it uses as much as digits as its factorization.

11234567788849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 650280960, while the sum is 73.

The spelling of 11234567788849 in words is "eleven trillion, two hundred thirty-four billion, five hundred sixty-seven million, seven hundred eighty-eight thousand, eight hundred forty-nine".