243039366960 has 80 divisors (see below), whose sum is σ = 811377589344. Its totient is φ = 59825074176.

The previous prime is 243039366953. The next prime is 243039366961. The reversal of 243039366960 is 69663930342.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (243039366961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38945497 + ... + 38951736.

Almost surely, 2^243039366960 is an apocalyptic number.

243039366960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243039366960 is an abundant number, since it is smaller than the sum of its proper divisors (568338222384).

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

243039366960 is a wasteful number, since it uses less digits than its factorization.

243039366960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77897262 (or 77897256 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 51.

The spelling of 243039366960 in words is "two hundred forty-three billion, thirty-nine million, three hundred sixty-six thousand, nine hundred sixty".