243109652860 has 12 divisors (see below), whose sum is σ = 510530271048. Its totient is φ = 97243861136.

The previous prime is 243109652801. The next prime is 243109652879. The reversal of 243109652860 is 68256901342.

243109652860 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 243109652860.

It is a congruent number.

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, 6077741302 + ... + 6077741341.

It is an arithmetic number, because the mean of its divisors is an integer number (42544189254).

Almost surely, 2^243109652860 is an apocalyptic number.

243109652860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243109652860 is an abundant number, since it is smaller than the sum of its proper divisors (267420618188).

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

243109652860 is a wasteful number, since it uses less digits than its factorization.

243109652860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12155482652 (or 12155482650 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 243109652860 in words is "two hundred forty-three billion, one hundred nine million, six hundred fifty-two thousand, eight hundred sixty".