9647085720 has 64 divisors (see below), whose sum is σ = 29197415520. Its totient is φ = 2549786624.

The previous prime is 9647085719. The next prime is 9647085793. The reversal of 9647085720 is 275807469.

It is a self number, because there is not a number n which added to its sum of digits gives 9647085720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342159 + ... + 369278.

Almost surely, 2^9647085720 is an apocalyptic number.

It is an amenable number.

9647085720 is an abundant number, since it is smaller than the sum of its proper divisors (19550329800).

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

9647085720 is a wasteful number, since it uses less digits than its factorization.

9647085720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711564 (or 711560 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 48.

The square root of 9647085720 is about 98219.5791072228. The cubic root of 9647085720 is about 2128.7861981607.

The spelling of 9647085720 in words is "nine billion, six hundred forty-seven million, eighty-five thousand, seven hundred twenty".