243144340232 has 16 divisors (see below), whose sum is σ = 455901177600. Its totient is φ = 121570692880.

The previous prime is 243144340217. The next prime is 243144340259. The reversal of 243144340232 is 232043441342.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 867569 + ... + 1113087.

It is an arithmetic number, because the mean of its divisors is an integer number (28493823600).

Almost surely, 2^243144340232 is an apocalyptic number.

It is an amenable number.

243144340232 is a deficient number, since it is larger than the sum of its proper divisors (212756837368).

243144340232 is a wasteful number, since it uses less digits than its factorization.

243144340232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369316 (or 369312 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 243144340232 its reverse (232043441342), we get a palindrome (475187781574).

The spelling of 243144340232 in words is "two hundred forty-three billion, one hundred forty-four million, three hundred forty thousand, two hundred thirty-two".