12998163921007 has 2 divisors, whose sum is σ = 12998163921008. Its totient is φ = 12998163921006.

The previous prime is 12998163920999. The next prime is 12998163921047. The reversal of 12998163921007 is 70012936189921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12998163921007 - 2³ = 12998163920999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12998163921047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6499081960503 + 6499081960504.

It is an arithmetic number, because the mean of its divisors is an integer number (6499081960504).

Almost surely, 2^{12998163921007} is an apocalyptic number.

12998163921007 is a deficient number, since it is larger than the sum of its proper divisors (1).

12998163921007 is an equidigital number, since it uses as much as digits as its factorization.

12998163921007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 58.

The spelling of 12998163921007 in words is "twelve trillion, nine hundred ninety-eight billion, one hundred sixty-three million, nine hundred twenty-one thousand, seven".