9999999998063 has 2 divisors, whose sum is σ = 9999999998064. Its totient is φ = 9999999998062.

The previous prime is 9999999998059. The next prime is 9999999998101. The reversal of 9999999998063 is 3608999999999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9999999998063 - 2² = 9999999998059 is a prime.

It is a super-2 number, since 2×9999999998063² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9999999998363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999999999031 + 4999999999032.

It is an arithmetic number, because the mean of its divisors is an integer number (4999999999032).

Almost surely, 2^{9999999998063} is an apocalyptic number.

9999999998063 is a deficient number, since it is larger than the sum of its proper divisors (1).

9999999998063 is an equidigital number, since it uses as much as digits as its factorization.

9999999998063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55788550416, while the sum is 98.

The spelling of 9999999998063 in words is "nine trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-eight thousand, sixty-three".