9912909727163 has 2 divisors, whose sum is σ = 9912909727164. Its totient is φ = 9912909727162.

The previous prime is 9912909727129. The next prime is 9912909727207. The reversal of 9912909727163 is 3617279092199.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9912909727163 - 2³⁰ = 9911835985339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9912909727163.

It is not a weakly prime, because it can be changed into another prime (9912909727103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4956454863581 + 4956454863582.

It is an arithmetic number, because the mean of its divisors is an integer number (4956454863582).

Almost surely, 2^{9912909727163} is an apocalyptic number.

9912909727163 is a deficient number, since it is larger than the sum of its proper divisors (1).

9912909727163 is an equidigital number, since it uses as much as digits as its factorization.

9912909727163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23147208, while the sum is 65.

The spelling of 9912909727163 in words is "nine trillion, nine hundred twelve billion, nine hundred nine million, seven hundred twenty-seven thousand, one hundred sixty-three".