243353420324 has 24 divisors (see below), whose sum is σ = 498025606848. Its totient is φ = 101868873120.

The previous prime is 243353420311. The next prime is 243353420369. The reversal of 243353420324 is 423024353342.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101059187 + ... + 101061594.

It is an arithmetic number, because the mean of its divisors is an integer number (20751066952).

Almost surely, 2^243353420324 is an apocalyptic number.

It is an amenable number.

243353420324 is an abundant number, since it is smaller than the sum of its proper divisors (254672186524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243353420324 is a wasteful number, since it uses less digits than its factorization.

243353420324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202120835 (or 202120833 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 35.

Adding to 243353420324 its reverse (423024353342), we get a palindrome (666377773666).

The spelling of 243353420324 in words is "two hundred forty-three billion, three hundred fifty-three million, four hundred twenty thousand, three hundred twenty-four".