229834894789 has 2 divisors, whose sum is σ = 229834894790. Its totient is φ = 229834894788.

The previous prime is 229834894777. The next prime is 229834894831. The reversal of 229834894789 is 987498438922.

229834894789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117302825025 + 112532069764 = 342495^2 + 335458^2 .

It is a cyclic number.

It is not a de Polignac number, because 229834894789 - 2²¹ = 229832797637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229834894759) 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, 114917447394 + 114917447395.

It is an arithmetic number, because the mean of its divisors is an integer number (114917447395).

Almost surely, 2^229834894789 is an apocalyptic number.

It is an amenable number.

229834894789 is a deficient number, since it is larger than the sum of its proper divisors (1).

229834894789 is an equidigital number, since it uses as much as digits as its factorization.

229834894789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 501645312, while the sum is 73.

The spelling of 229834894789 in words is "two hundred twenty-nine billion, eight hundred thirty-four million, eight hundred ninety-four thousand, seven hundred eighty-nine".