2272412786789 has 2 divisors, whose sum is σ = 2272412786790. Its totient is φ = 2272412786788.

The previous prime is 2272412786767. The next prime is 2272412786801. The reversal of 2272412786789 is 9876872142722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2085014705764 + 187398081025 = 1443958^2 + 432895^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2272412786789 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2272412786729) 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, 1136206393394 + 1136206393395.

It is an arithmetic number, because the mean of its divisors is an integer number (1136206393395).

Almost surely, 2^{2272412786789} is an apocalyptic number.

It is an amenable number.

2272412786789 is a deficient number, since it is larger than the sum of its proper divisors (1).

2272412786789 is an equidigital number, since it uses as much as digits as its factorization.

2272412786789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75866112, while the sum is 65.

The spelling of 2272412786789 in words is "two trillion, two hundred seventy-two billion, four hundred twelve million, seven hundred eighty-six thousand, seven hundred eighty-nine".