9680780928 has 512 divisors, whose sum is σ = 33682521600. Its totient is φ = 2394685440.

The previous prime is 9680780911. The next prime is 9680780933. The reversal of 9680780928 is 8290870869.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 41548300 + ... + 41548532.

It is an arithmetic number, because the mean of its divisors is an integer number (65786175).

Almost surely, 2^9680780928 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 9680780928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16841260800).

9680780928 is an abundant number, since it is smaller than the sum of its proper divisors (24001740672).

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

9680780928 is a wasteful number, since it uses less digits than its factorization.

9680780928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 57.

The square root of 9680780928 is about 98390.9595847098. The cubic root of 9680780928 is about 2131.2617831921.

The spelling of 9680780928 in words is "nine billion, six hundred eighty million, seven hundred eighty thousand, nine hundred twenty-eight".