9647956005 has 16 divisors (see below), whose sum is σ = 15456718080. Its totient is φ = 5138913728.

The previous prime is 9647956001. The next prime is 9647956033. The reversal of 9647956005 is 5006597469.

It is a cyclic number.

It is not a de Polignac number, because 9647956005 - 2² = 9647956001 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9647956001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404445 + ... + 427634.

It is an arithmetic number, because the mean of its divisors is an integer number (966044880).

Almost surely, 2^9647956005 is an apocalyptic number.

It is an amenable number.

9647956005 is a deficient number, since it is larger than the sum of its proper divisors (5808762075).

9647956005 is a wasteful number, since it uses less digits than its factorization.

9647956005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832860.

The product of its (nonzero) digits is 2041200, while the sum is 51.

The square root of 9647956005 is about 98224.0093103514. The cubic root of 9647956005 is about 2128.8502104107.

The spelling of 9647956005 in words is "nine billion, six hundred forty-seven million, nine hundred fifty-six thousand, five".