12998758474901 has 2 divisors, whose sum is σ = 12998758474902. Its totient is φ = 12998758474900.

The previous prime is 12998758474817. The next prime is 12998758474931. The reversal of 12998758474901 is 10947485789921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9514917559876 + 3483840915025 = 3084626^2 + 1866505^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12998758474901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12998758474931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6499379237450 + 6499379237451.

It is an arithmetic number, because the mean of its divisors is an integer number (6499379237451).

Almost surely, 2^{12998758474901} is an apocalyptic number.

It is an amenable number.

12998758474901 is a deficient number, since it is larger than the sum of its proper divisors (1).

12998758474901 is an equidigital number, since it uses as much as digits as its factorization.

12998758474901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 365783040, while the sum is 74.

The spelling of 12998758474901 in words is "twelve trillion, nine hundred ninety-eight billion, seven hundred fifty-eight million, four hundred seventy-four thousand, nine hundred one".