9640853904 has 40 divisors (see below), whose sum is σ = 27169680672. Its totient is φ = 2921470720.

The previous prime is 9640853891. The next prime is 9640853921. The reversal of 9640853904 is 4093580469.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9129069 + ... + 9130124.

Almost surely, 2^9640853904 is an apocalyptic number.

It is an amenable number.

9640853904 is an abundant number, since it is smaller than the sum of its proper divisors (17528826768).

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

9640853904 is a wasteful number, since it uses less digits than its factorization.

9640853904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18259215 (or 18259209 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 9640853904 is about 98187.8500833988. The cubic root of 9640853904 is about 2128.3277156074.

The spelling of 9640853904 in words is "nine billion, six hundred forty million, eight hundred fifty-three thousand, nine hundred four".