9489240368 has 20 divisors (see below), whose sum is σ = 18978481728. Its totient is φ = 4591567680.

The previous prime is 9489240347. The next prime is 9489240379. The reversal of 9489240368 is 8630429849.

9489240368 is an admirable 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, 9565271 + ... + 9566262.

Almost surely, 2^9489240368 is an apocalyptic number.

It is an amenable number.

9489240368 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9489240368 is a wasteful number, since it uses less digits than its factorization.

9489240368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19131572 (or 19131566 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 53.

The square root of 9489240368 is about 97412.7320631138. The cubic root of 9489240368 is about 2117.1119128269. Note that the first 3 decimals are identical.

The spelling of 9489240368 in words is "nine billion, four hundred eighty-nine million, two hundred forty thousand, three hundred sixty-eight".