9999928647119 has 2 divisors, whose sum is σ = 9999928647120. Its totient is φ = 9999928647118.

The previous prime is 9999928647101. The next prime is 9999928647161. The reversal of 9999928647119 is 9117468299999.

9999928647119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9999928647119 - 2²⁰ = 9999927598543 is a prime.

It is a super-2 number, since 2×9999928647119² (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 (9999928647619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999964323559 + 4999964323560.

It is an arithmetic number, because the mean of its divisors is an integer number (4999964323560).

Almost surely, 2^{9999928647119} is an apocalyptic number.

9999928647119 is a deficient number, since it is larger than the sum of its proper divisors (1).

9999928647119 is an equidigital number, since it uses as much as digits as its factorization.

9999928647119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1428513408, while the sum is 83.

The spelling of 9999928647119 in words is "nine trillion, nine hundred ninety-nine billion, nine hundred twenty-eight million, six hundred forty-seven thousand, one hundred nineteen".