243204041504 has 24 divisors (see below), whose sum is σ = 480112633728. Its totient is φ = 121270674240.

The previous prime is 243204041477. The next prime is 243204041527. The reversal of 243204041504 is 405140402342.

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, 10342652 + ... + 10366139.

It is an arithmetic number, because the mean of its divisors is an integer number (20004693072).

Almost surely, 2^243204041504 is an apocalyptic number.

It is an amenable number.

243204041504 is a deficient number, since it is larger than the sum of its proper divisors (236908592224).

243204041504 is a wasteful number, since it uses less digits than its factorization.

243204041504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20709168 (or 20709160 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 243204041504 its reverse (405140402342), we get a palindrome (648344443846).

The spelling of 243204041504 in words is "two hundred forty-three billion, two hundred four million, forty-one thousand, five hundred four".