234438733563 has 16 divisors (see below), whose sum is σ = 336582034560. Its totient is φ = 144605611136.

The previous prime is 234438733561. The next prime is 234438733589. The reversal of 234438733563 is 365337834432.

It is a cyclic number.

It is not a de Polignac number, because 234438733563 - 2¹ = 234438733561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (234438733561) 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, 38953245 + ... + 38959262.

It is an arithmetic number, because the mean of its divisors is an integer number (21036377160).

Almost surely, 2^234438733563 is an apocalyptic number.

234438733563 is a deficient number, since it is larger than the sum of its proper divisors (102143300997).

234438733563 is a wasteful number, since it uses less digits than its factorization.

234438733563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77912586.

The product of its digits is 13063680, while the sum is 51.

The spelling of 234438733563 in words is "two hundred thirty-four billion, four hundred thirty-eight million, seven hundred thirty-three thousand, five hundred sixty-three".