2270440440689 has 2 divisors, whose sum is σ = 2270440440690. Its totient is φ = 2270440440688.

The previous prime is 2270440440679. The next prime is 2270440440739. The reversal of 2270440440689 is 9860440440722.

It is a happy number.

It is an a-pointer prime, because the next prime (2270440440739) can be obtained adding 2270440440689 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1547884339600 + 722556101089 = 1244140^2 + 850033^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2270440440689 is a prime.

It is not a weakly prime, because it can be changed into another prime (2270440440679) 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, 1135220220344 + 1135220220345.

It is an arithmetic number, because the mean of its divisors is an integer number (1135220220345).

Almost surely, 2^{2270440440689} is an apocalyptic number.

It is an amenable number.

2270440440689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2270440440689 is an equidigital number, since it uses as much as digits as its factorization.

2270440440689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3096576, while the sum is 50.

The spelling of 2270440440689 in words is "two trillion, two hundred seventy billion, four hundred forty million, four hundred forty thousand, six hundred eighty-nine".