9730636672 has 32 divisors (see below), whose sum is σ = 19406581200. Its totient is φ = 4859965440.

The previous prime is 9730636651. The next prime is 9730636739. The reversal of 9730636672 is 2766360379.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent 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, 76272 + ... + 158992.

Almost surely, 2^9730636672 is an apocalyptic number.

It is an amenable number.

9730636672 is a deficient number, since it is larger than the sum of its proper divisors (9675944528).

9730636672 is an equidigital number, since it uses as much as digits as its factorization.

9730636672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83654 (or 83642 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 49.

The square root of 9730636672 is about 98643.9895381366. The cubic root of 9730636672 is about 2134.9141661365.

The spelling of 9730636672 in words is "nine billion, seven hundred thirty million, six hundred thirty-six thousand, six hundred seventy-two".