233530041029809 has 2 divisors, whose sum is σ = 233530041029810. Its totient is φ = 233530041029808.

The previous prime is 233530041029797. The next prime is 233530041029837. The reversal of 233530041029809 is 908920140035332.

233530041029809 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., 193909663271025 + 39620377758784 = 13925145^2 + 6294472^2 .

It is a cyclic number.

It is not a de Polignac number, because 233530041029809 - 2³⁹ = 232980285215921 is a prime.

It is not a weakly prime, because it can be changed into another prime (233530041029849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116765020514904 + 116765020514905.

It is an arithmetic number, because the mean of its divisors is an integer number (116765020514905).

Almost surely, 2^{233530041029809} is an apocalyptic number.

It is an amenable number.

233530041029809 is a deficient number, since it is larger than the sum of its proper divisors (1).

233530041029809 is an equidigital number, since it uses as much as digits as its factorization.

233530041029809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 233530041029809 in words is "two hundred thirty-three trillion, five hundred thirty billion, forty-one million, twenty-nine thousand, eight hundred nine".