9915304243968 has 54 divisors (see below), whose sum is σ = 28588266539924. Its totient is φ = 3305101413888.

The previous prime is 9915304243963. The next prime is 9915304243997. The reversal of 9915304243968 is 8693424035199.

9915304243968 is a `hidden beast` number, since 9 + 9 + 1 + 530 + 4 + 2 + 4 + 3 + 96 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (9915304243961) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2151756430 + ... + 2151761037.

Almost surely, 2^{9915304243968} is an apocalyptic number.

It is an amenable number.

9915304243968 is an abundant number, since it is smaller than the sum of its proper divisors (18672962295956).

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

9915304243968 is a wasteful number, since it uses less digits than its factorization.

9915304243968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303517489 (or 4303517472 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 63.

The spelling of 9915304243968 in words is "nine trillion, nine hundred fifteen billion, three hundred four million, two hundred forty-three thousand, nine hundred sixty-eight".