9670646648 has 32 divisors (see below), whose sum is σ = 19681052160. Its totient is φ = 4428224640.

The previous prime is 9670646641. The next prime is 9670646659. The reversal of 9670646648 is 8466460769.

It is a junction number, because it is equal to n+sod(n) for n = 9670646593 and 9670646602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9670646641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352883 + ... + 379298.

It is an arithmetic number, because the mean of its divisors is an integer number (615032880).

Almost surely, 2^9670646648 is an apocalyptic number.

It is an amenable number.

9670646648 is an abundant number, since it is smaller than the sum of its proper divisors (10010405512).

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

9670646648 is a wasteful number, since it uses less digits than its factorization.

9670646648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732327 (or 732323 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 56.

The square root of 9670646648 is about 98339.4460427757. The cubic root of 9670646648 is about 2130.5178230688.

The spelling of 9670646648 in words is "nine billion, six hundred seventy million, six hundred forty-six thousand, six hundred forty-eight".