243201543104 has 56 divisors (see below), whose sum is σ = 547080429840. Its totient is φ = 106339129344.

The previous prime is 243201543097. The next prime is 243201543119. The reversal of 243201543104 is 401345102342.

243201543104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7676549 + ... + 7708164.

It is an arithmetic number, because the mean of its divisors is an integer number (9769293390).

Almost surely, 2^243201543104 is an apocalyptic number.

It is an amenable number.

243201543104 is an abundant number, since it is smaller than the sum of its proper divisors (303878886736).

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

243201543104 is a wasteful number, since it uses less digits than its factorization.

243201543104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15384757 (or 15384747 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 243201543104 its reverse (401345102342), we get a palindrome (644546645446).

The spelling of 243201543104 in words is "two hundred forty-three billion, two hundred one million, five hundred forty-three thousand, one hundred four".