9664859802 has 32 divisors (see below), whose sum is σ = 21067437888. Its totient is φ = 2937972096.

The previous prime is 9664859761. The next prime is 9664859803. The reversal of 9664859802 is 2089584669.

It is not an unprimeable number, because it can be changed into a prime (9664859803) 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 15 ways as a sum of consecutive naturals, for example, 739963 + ... + 752910.

It is an arithmetic number, because the mean of its divisors is an integer number (658357434).

Almost surely, 2^9664859802 is an apocalyptic number.

9664859802 is an abundant number, since it is smaller than the sum of its proper divisors (11402578086).

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

9664859802 is a wasteful number, since it uses less digits than its factorization.

9664859802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492974.

The product of its (nonzero) digits is 7464960, while the sum is 57.

The square root of 9664859802 is about 98310.0188281947. The cubic root of 9664859802 is about 2130.0927760510.

The spelling of 9664859802 in words is "nine billion, six hundred sixty-four million, eight hundred fifty-nine thousand, eight hundred two".