986888663 has 2 divisors, whose sum is σ = 986888664. Its totient is φ = 986888662.

The previous prime is 986888659. The next prime is 986888699. The reversal of 986888663 is 366888689.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 986888663 - 2² = 986888659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 986888596 and 986888605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986888603) 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 as a sum of consecutive naturals, namely, 493444331 + 493444332.

It is an arithmetic number, because the mean of its divisors is an integer number (493444332).

Almost surely, 2^986888663 is an apocalyptic number.

986888663 is a deficient number, since it is larger than the sum of its proper divisors (1).

986888663 is an equidigital number, since it uses as much as digits as its factorization.

986888663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23887872, while the sum is 62.

The square root of 986888663 is about 31414.7841469586. The cubic root of 986888663 is about 995.6103131784.

The spelling of 986888663 in words is "nine hundred eighty-six million, eight hundred eighty-eight thousand, six hundred sixty-three".