9647996894 has 8 divisors (see below), whose sum is σ = 14478050160. Its totient is φ = 4821980176.

The previous prime is 9647996887. The next prime is 9647996899. The reversal of 9647996894 is 4986997469.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9647996899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1003154 + ... + 1012725.

It is an arithmetic number, because the mean of its divisors is an integer number (1809756270).

Almost surely, 2^9647996894 is an apocalyptic number.

9647996894 is a deficient number, since it is larger than the sum of its proper divisors (4830053266).

9647996894 is a wasteful number, since it uses less digits than its factorization.

9647996894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018274.

The product of its digits is 211631616, while the sum is 71.

The square root of 9647996894 is about 98224.2174517059. The cubic root of 9647996894 is about 2128.8532178330.

The spelling of 9647996894 in words is "nine billion, six hundred forty-seven million, nine hundred ninety-six thousand, eight hundred ninety-four".