9645448368 has 40 divisors (see below), whose sum is σ = 25146022000. Its totient is φ = 3185650944.

The previous prime is 9645448361. The next prime is 9645448369. The reversal of 9645448368 is 8638445469.

It is not an unprimeable number, because it can be changed into a prime (9645448361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916543 + ... + 927006.

It is an arithmetic number, because the mean of its divisors is an integer number (628650550).

Almost surely, 2^9645448368 is an apocalyptic number.

It is an amenable number.

9645448368 is an abundant number, since it is smaller than the sum of its proper divisors (15500573632).

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

9645448368 is a wasteful number, since it uses less digits than its factorization.

9645448368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843669 (or 1843663 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 57.

The square root of 9645448368 is about 98211.2435925745. The cubic root of 9645448368 is about 2128.6657552396.

The spelling of 9645448368 in words is "nine billion, six hundred forty-five million, four hundred forty-eight thousand, three hundred sixty-eight".