243234534002 has 16 divisors (see below), whose sum is σ = 366797471040. Its totient is φ = 120969025968.

The previous prime is 243234533957. The next prime is 243234534007. The reversal of 243234534002 is 200435432342.

It is a self number, because there is not a number n which added to its sum of digits gives 243234534002.

It is not an unprimeable number, because it can be changed into a prime (243234534007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1506683 + ... + 1660289.

It is an arithmetic number, because the mean of its divisors is an integer number (22924841940).

Almost surely, 2^243234534002 is an apocalyptic number.

243234534002 is a deficient number, since it is larger than the sum of its proper divisors (123562937038).

243234534002 is a wasteful number, since it uses less digits than its factorization.

243234534002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157825.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 243234534002 its reverse (200435432342), we get a palindrome (443669966344).

The spelling of 243234534002 in words is "two hundred forty-three billion, two hundred thirty-four million, five hundred thirty-four thousand, two".