243300655116 has 36 divisors (see below), whose sum is σ = 615056361192. Its totient is φ = 81094103424.

The previous prime is 243300655093. The next prime is 243300655133. The reversal of 243300655116 is 611556003342.

243300655116 is a `hidden beast` number, since 243 + 300 + 65 + 51 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242596 + ... + 738548.

It is an arithmetic number, because the mean of its divisors is an integer number (17084898922).

Almost surely, 2^243300655116 is an apocalyptic number.

It is an amenable number.

243300655116 is an abundant number, since it is smaller than the sum of its proper divisors (371755706076).

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

243300655116 is a wasteful number, since it uses less digits than its factorization.

243300655116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509590 (or 509585 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 243300655116 its reverse (611556003342), we get a palindrome (854856658458).

The spelling of 243300655116 in words is "two hundred forty-three billion, three hundred million, six hundred fifty-five thousand, one hundred sixteen".