8613201056560 has 40 divisors (see below), whose sum is σ = 21203674369056. Its totient is φ = 3242616867840.

The previous prime is 8613201056549. The next prime is 8613201056569. The reversal of 8613201056560 is 656501023168.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (8613201056569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3166616676 + ... + 3166619395.

Almost surely, 2^{8613201056560} is an apocalyptic number.

8613201056560 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8613201056560 is an abundant number, since it is smaller than the sum of its proper divisors (12590473312496).

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

8613201056560 is a wasteful number, since it uses less digits than its factorization.

8613201056560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6333236101 (or 6333236095 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 8613201056560 in words is "eight trillion, six hundred thirteen billion, two hundred one million, fifty-six thousand, five hundred sixty".