9659396845 has 32 divisors (see below), whose sum is σ = 13586259456. Its totient is φ = 6454425600.

The previous prime is 9659396809. The next prime is 9659396849. The reversal of 9659396845 is 5486939569.

It is not a de Polignac number, because 9659396845 - 2¹³ = 9659388653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9659396849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1384165 + ... + 1391125.

It is an arithmetic number, because the mean of its divisors is an integer number (424570608).

Almost surely, 2^9659396845 is an apocalyptic number.

It is an amenable number.

9659396845 is a deficient number, since it is larger than the sum of its proper divisors (3926862611).

9659396845 is a wasteful number, since it uses less digits than its factorization.

9659396845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7981.

The product of its digits is 62985600, while the sum is 64.

The square root of 9659396845 is about 98282.2305658556. The cubic root of 9659396845 is about 2129.6913631436.

The spelling of 9659396845 in words is "nine billion, six hundred fifty-nine million, three hundred ninety-six thousand, eight hundred forty-five".