243420514035 has 16 divisors (see below), whose sum is σ = 389718895104. Its totient is φ = 129742249952.

The previous prime is 243420514013. The next prime is 243420514037. The reversal of 243420514035 is 530415024342.

It is a cyclic number.

It is not a de Polignac number, because 243420514035 - 2⁸ = 243420513779 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243420513987 and 243420514005.

It is not an unprimeable number, because it can be changed into a prime (243420514037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5101977 + ... + 5149466.

It is an arithmetic number, because the mean of its divisors is an integer number (24357430944).

Almost surely, 2^243420514035 is an apocalyptic number.

243420514035 is a deficient number, since it is larger than the sum of its proper divisors (146298381069).

243420514035 is a wasteful number, since it uses less digits than its factorization.

243420514035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10253034.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 243420514035 its reverse (530415024342), we get a palindrome (773835538377).

The spelling of 243420514035 in words is "two hundred forty-three billion, four hundred twenty million, five hundred fourteen thousand, thirty-five".