8302780680 has 64 divisors (see below), whose sum is σ = 24918667200. Its totient is φ = 2213157120.

The previous prime is 8302780589. The next prime is 8302780687. The reversal of 8302780680 is 860872038.

It is not an unprimeable number, because it can be changed into a prime (8302780687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306070 + ... + 332090.

It is an arithmetic number, because the mean of its divisors is an integer number (389354175).

Almost surely, 2^8302780680 is an apocalyptic number.

It is an amenable number.

8302780680 is an abundant number, since it is smaller than the sum of its proper divisors (16615886520).

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

8302780680 is a wasteful number, since it uses less digits than its factorization.

8302780680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28694 (or 28690 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 8302780680 is about 91119.5954775920. The cubic root of 8302780680 is about 2024.9199322099.

The spelling of 8302780680 in words is "eight billion, three hundred two million, seven hundred eighty thousand, six hundred eighty".