229655544289 has 2 divisors, whose sum is σ = 229655544290. Its totient is φ = 229655544288.

The previous prime is 229655544269. The next prime is 229655544323. The reversal of 229655544289 is 982445556922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223925811264 + 5729733025 = 473208^2 + 75695^2 .

It is a cyclic number.

It is not a de Polignac number, because 229655544289 - 2⁵ = 229655544257 is a prime.

It is not a weakly prime, because it can be changed into another prime (229655544229) 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, 114827772144 + 114827772145.

It is an arithmetic number, because the mean of its divisors is an integer number (114827772145).

Almost surely, 2^229655544289 is an apocalyptic number.

It is an amenable number.

229655544289 is a deficient number, since it is larger than the sum of its proper divisors (1).

229655544289 is an equidigital number, since it uses as much as digits as its factorization.

229655544289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208000, while the sum is 61.

The spelling of 229655544289 in words is "two hundred twenty-nine billion, six hundred fifty-five million, five hundred forty-four thousand, two hundred eighty-nine".