9644709473 has 8 divisors (see below), whose sum is σ = 11131659840. Its totient is φ = 8185042800.

The previous prime is 9644709463. The next prime is 9644709493. The reversal of 9644709473 is 3749074469.

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

It is a cyclic number.

It is not a de Polignac number, because 9644709473 - 2¹⁰ = 9644708449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9644709413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6820163 + ... + 6821576.

It is an arithmetic number, because the mean of its divisors is an integer number (1391457480).

Almost surely, 2^9644709473 is an apocalyptic number.

It is an amenable number.

9644709473 is a deficient number, since it is larger than the sum of its proper divisors (1486950367).

9644709473 is a wasteful number, since it uses less digits than its factorization.

9644709473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13641847.

The product of its (nonzero) digits is 4572288, while the sum is 53.

The square root of 9644709473 is about 98207.4817567379. The cubic root of 9644709473 is about 2128.6113979722.

The spelling of 9644709473 in words is "nine billion, six hundred forty-four million, seven hundred nine thousand, four hundred seventy-three".