243234524542 has 16 divisors (see below), whose sum is σ = 383620312800. Its totient is φ = 115498585440.

The previous prime is 243234524531. The next prime is 243234524543. The reversal of 243234524542 is 245425432342.

243234524542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 243234524495 and 243234524504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243234524543) 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, 34371042 + ... + 34378117.

It is an arithmetic number, because the mean of its divisors is an integer number (23976269550).

Almost surely, 2^243234524542 is an apocalyptic number.

243234524542 is a deficient number, since it is larger than the sum of its proper divisors (140385788258).

243234524542 is a wasteful number, since it uses less digits than its factorization.

243234524542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68749251.

The product of its digits is 921600, while the sum is 40.

Adding to 243234524542 its reverse (245425432342), we get a palindrome (488659956884).

The spelling of 243234524542 in words is "two hundred forty-three billion, two hundred thirty-four million, five hundred twenty-four thousand, five hundred forty-two".