9999998811007 has 2 divisors, whose sum is σ = 9999998811008. Its totient is φ = 9999998811006.

The previous prime is 9999998811001. The next prime is 9999998811013. The reversal of 9999998811007 is 7001188999999.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (9999998811001) and next prime (9999998811013).

It is an emirp because it is prime and its reverse (7001188999999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9999998811007 - 2¹¹ = 9999998808959 is a prime.

It is a super-3 number, since 3×9999998811007³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9999998811001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999999405503 + 4999999405504.

It is an arithmetic number, because the mean of its divisors is an integer number (4999999405504).

Almost surely, 2^{9999998811007} is an apocalyptic number.

9999998811007 is a deficient number, since it is larger than the sum of its proper divisors (1).

9999998811007 is an equidigital number, since it uses as much as digits as its factorization.

9999998811007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 238085568, while the sum is 79.

The spelling of 9999998811007 in words is "nine trillion, nine hundred ninety-nine billion, nine hundred ninety-eight million, eight hundred eleven thousand, seven".