9656946572 has 96 divisors (see below), whose sum is σ = 21664742400. Its totient is φ = 3664362240.

The previous prime is 9656946569. The next prime is 9656946587. The reversal of 9656946572 is 2756496569.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 951179 + ... + 961277.

It is an arithmetic number, because the mean of its divisors is an integer number (225674400).

Almost surely, 2^9656946572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9656946572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10832371200).

9656946572 is an abundant number, since it is smaller than the sum of its proper divisors (12007795828).

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

9656946572 is a wasteful number, since it uses less digits than its factorization.

9656946572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10231 (or 10229 counting only the distinct ones).

The product of its digits is 24494400, while the sum is 59.

The square root of 9656946572 is about 98269.7642817973. The cubic root of 9656946572 is about 2129.5112702375.

The spelling of 9656946572 in words is "nine billion, six hundred fifty-six million, nine hundred forty-six thousand, five hundred seventy-two".