243213465434234 has 8 divisors (see below), whose sum is σ = 364834375362900. Its totient is φ = 121602006979936.

The previous prime is 243213465434231. The next prime is 243213465434237. The reversal of 243213465434234 is 432434564312342.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (243213465434231) and next prime (243213465434237).

It can be written as a sum of positive squares in 2 ways, for example, as 236339121555625 + 6874343878609 = 15373325^2 + 2621897^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (243213465434231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2362804259 + ... + 2362907190.

Almost surely, 2^{243213465434234} is an apocalyptic number.

243213465434234 is a deficient number, since it is larger than the sum of its proper divisors (121620909928666).

243213465434234 is a wasteful number, since it uses less digits than its factorization.

243213465434234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4725737184.

The product of its digits is 19906560, while the sum is 50.

The spelling of 243213465434234 in words is "two hundred forty-three trillion, two hundred thirteen billion, four hundred sixty-five million, four hundred thirty-four thousand, two hundred thirty-four".