234505810529 has 2 divisors, whose sum is σ = 234505810530. Its totient is φ = 234505810528.

The previous prime is 234505810519. The next prime is 234505810571. The reversal of 234505810529 is 925018505432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120006816400 + 114498994129 = 346420^2 + 338377^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234505810529 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 234505810529.

It is not a weakly prime, because it can be changed into another prime (234505810519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117252905264 + 117252905265.

It is an arithmetic number, because the mean of its divisors is an integer number (117252905265).

Almost surely, 2^234505810529 is an apocalyptic number.

It is an amenable number.

234505810529 is a deficient number, since it is larger than the sum of its proper divisors (1).

234505810529 is an equidigital number, since it uses as much as digits as its factorization.

234505810529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 234505810529 in words is "two hundred thirty-four billion, five hundred five million, eight hundred ten thousand, five hundred twenty-nine".