9664791793535 has 8 divisors (see below), whose sum is σ = 11598202759920. Its totient is φ = 7731531696384.

The previous prime is 9664791793409. The next prime is 9664791793537. The reversal of 9664791793535 is 5353971974669.

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 9664791793535 - 2¹⁸ = 9664791531391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9664791793537) 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, 37576325 + ... + 37832654.

It is an arithmetic number, because the mean of its divisors is an integer number (1449775344990).

Almost surely, 2^{9664791793535} is an apocalyptic number.

9664791793535 is a deficient number, since it is larger than the sum of its proper divisors (1933410966385).

9664791793535 is a wasteful number, since it uses less digits than its factorization.

9664791793535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75434617.

The product of its digits is 1157360400, while the sum is 74.

The spelling of 9664791793535 in words is "nine trillion, six hundred sixty-four billion, seven hundred ninety-one million, seven hundred ninety-three thousand, five hundred thirty-five".