243301384878360 has 128 divisors (see below), whose sum is σ = 755246373408000. Its totient is φ = 62628753470976.

The previous prime is 243301384878359. The next prime is 243301384878373. The reversal of 243301384878360 is 63878483103342.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 243301384878294 and 243301384878303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7171071 + ... + 23195409.

It is an arithmetic number, because the mean of its divisors is an integer number (5900362292250).

Almost surely, 2^{243301384878360} is an apocalyptic number.

243301384878360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243301384878360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377623186704000).

243301384878360 is an abundant number, since it is smaller than the sum of its proper divisors (511944988529640).

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

243301384878360 is a wasteful number, since it uses less digits than its factorization.

243301384878360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16028745 (or 16028741 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 60.

The spelling of 243301384878360 in words is "two hundred forty-three trillion, three hundred one billion, three hundred eighty-four million, eight hundred seventy-eight thousand, three hundred sixty".