234428824489 has 2 divisors, whose sum is σ = 234428824490. Its totient is φ = 234428824488.

The previous prime is 234428824417. The next prime is 234428824499. The reversal of 234428824489 is 984428824432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170073760000 + 64355064489 = 412400^2 + 253683^2 .

It is a cyclic number.

It is not a de Polignac number, because 234428824489 - 2¹⁷ = 234428693417 is a prime.

It is a super-3 number, since 3×234428824489³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (234428824499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117214412244 + 117214412245.

It is an arithmetic number, because the mean of its divisors is an integer number (117214412245).

Almost surely, 2^234428824489 is an apocalyptic number.

It is an amenable number.

234428824489 is a deficient number, since it is larger than the sum of its proper divisors (1).

234428824489 is an equidigital number, since it uses as much as digits as its factorization.

234428824489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28311552, while the sum is 58.

The spelling of 234428824489 in words is "two hundred thirty-four billion, four hundred twenty-eight million, eight hundred twenty-four thousand, four hundred eighty-nine".