9664334670 has 64 divisors (see below), whose sum is σ = 23480953920. Its totient is φ = 2545382400.

The previous prime is 9664334663. The next prime is 9664334671. The reversal of 9664334670 is 764334669.

It is a super-2 number, since 2×9664334670² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9664334671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3685960 + ... + 3688580.

It is an arithmetic number, because the mean of its divisors is an integer number (366889905).

Almost surely, 2^9664334670 is an apocalyptic number.

9664334670 is an abundant number, since it is smaller than the sum of its proper divisors (13816619250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9664334670 is a wasteful number, since it uses less digits than its factorization.

9664334670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101.

The product of its (nonzero) digits is 1959552, while the sum is 48.

The square root of 9664334670 is about 98307.3479959662. The cubic root of 9664334670 is about 2130.0541964213.

The spelling of 9664334670 in words is "nine billion, six hundred sixty-four million, three hundred thirty-four thousand, six hundred seventy".