9986775554596 has 27 divisors (see below), whose sum is σ = 17857148069019. Its totient is φ = 4887000115608.

The previous prime is 9986775554593. The next prime is 9986775554597. The reversal of 9986775554596 is 6954555776899.

The square root of 9986775554596 is 3160186.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9986775554593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 297040675 + ... + 297074293.

Almost surely, 2^{9986775554596} is an apocalyptic number.

9986775554596 is the 3160186-th square number.

It is an amenable number.

9986775554596 is a deficient number, since it is larger than the sum of its proper divisors (7870372514423).

9986775554596 is an frugal number, since it uses more digits than its factorization.

9986775554596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67336 (or 33668 counting only the distinct ones).

The product of its digits is 25719120000, while the sum is 85.

The spelling of 9986775554596 in words is "nine trillion, nine hundred eighty-six billion, seven hundred seventy-five million, five hundred fifty-four thousand, five hundred ninety-six".