9660441276 has 144 divisors (see below), whose sum is σ = 25338156480. Its totient is φ = 3102105600.

The previous prime is 9660441253. The next prime is 9660441277. The reversal of 9660441276 is 6721440669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9660441277) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24090676 + ... + 24091076.

It is an arithmetic number, because the mean of its divisors is an integer number (175959420).

Almost surely, 2^9660441276 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 9660441276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12669078240).

9660441276 is an abundant number, since it is smaller than the sum of its proper divisors (15677715204).

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

9660441276 is a wasteful number, since it uses less digits than its factorization.

9660441276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 9660441276 is about 98287.5438496659. The cubic root of 9660441276 is about 2129.7681186441.

The spelling of 9660441276 in words is "nine billion, six hundred sixty million, four hundred forty-one thousand, two hundred seventy-six".