9986495586560 has 36 divisors (see below), whose sum is σ = 23920777712748. Its totient is φ = 3994598234112.

The previous prime is 9986495586541. The next prime is 9986495586689. The reversal of 9986495586560 is 656855946899.

It can be written as a sum of positive squares in 2 ways, for example, as 1016806023424 + 8969689563136 = 1008368^2 + 2994944^2 .

It is a Harshad number since it is a multiple of its sum of digits (80).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3900973559 + ... + 3900976118.

Almost surely, 2^{9986495586560} is an apocalyptic number.

It is an amenable number.

9986495586560 is an abundant number, since it is smaller than the sum of its proper divisors (13934282126188).

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

9986495586560 is an equidigital number, since it uses as much as digits as its factorization.

9986495586560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7801949698 (or 7801949684 counting only the distinct ones).

The product of its (nonzero) digits is 5038848000, while the sum is 80.

The spelling of 9986495586560 in words is "nine trillion, nine hundred eighty-six billion, four hundred ninety-five million, five hundred eighty-six thousand, five hundred sixty".