8621360853648 has 80 divisors (see below), whose sum is σ = 23583650371200. Its totient is φ = 2704546510848.

The previous prime is 8621360853643. The next prime is 8621360853649. The reversal of 8621360853648 is 8463580631268.

It is a junction number, because it is equal to n+sod(n) for n = 8621360853591 and 8621360853600.

It is not an unprimeable number, because it can be changed into a prime (8621360853643) 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, 11212653 + ... + 11956851.

It is an arithmetic number, because the mean of its divisors is an integer number (294795629640).

Almost surely, 2^{8621360853648} is an apocalyptic number.

It is an amenable number.

8621360853648 is an abundant number, since it is smaller than the sum of its proper divisors (14962289517552).

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

8621360853648 is a wasteful number, since it uses less digits than its factorization.

8621360853648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758424 (or 758418 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 60.

The spelling of 8621360853648 in words is "eight trillion, six hundred twenty-one billion, three hundred sixty million, eight hundred fifty-three thousand, six hundred forty-eight".