9986804627 has 2 divisors, whose sum is σ = 9986804628. Its totient is φ = 9986804626.

The previous prime is 9986804623. The next prime is 9986804647. The reversal of 9986804627 is 7264086899.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9986804627 - 2² = 9986804623 is a prime.

It is not a weakly prime, because it can be changed into another prime (9986804623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4993402313 + 4993402314.

It is an arithmetic number, because the mean of its divisors is an integer number (4993402314).

Almost surely, 2^9986804627 is an apocalyptic number.

9986804627 is a deficient number, since it is larger than the sum of its proper divisors (1).

9986804627 is an equidigital number, since it uses as much as digits as its factorization.

9986804627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10450944, while the sum is 59.

The square root of 9986804627 is about 99934.0013558949. The cubic root of 9986804627 is about 2153.4866539419.

The spelling of 9986804627 in words is "nine billion, nine hundred eighty-six million, eight hundred four thousand, six hundred twenty-seven".