12741887098085 has 32 divisors (see below), whose sum is σ = 15665740161120. Its totient is φ = 9946799013888.

The previous prime is 12741887098049. The next prime is 12741887098099. The reversal of 12741887098085 is 58089078814721.

It is a Cunningham number, because it is equal to 3569578²+1.

It can be written as a sum of positive squares in 16 ways, for example, as 1778152908676 + 10963734189409 = 1333474^2 + 3311153^2 .

It is a cyclic number.

It is not a de Polignac number, because 12741887098085 - 2²⁶ = 12741819989221 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14819129 + ... + 15655361.

It is an arithmetic number, because the mean of its divisors is an integer number (489554380035).

Almost surely, 2^{12741887098085} is an apocalyptic number.

It is an amenable number.

12741887098085 is a deficient number, since it is larger than the sum of its proper divisors (2923853063035).

12741887098085 is an equidigital number, since it uses as much as digits as its factorization.

12741887098085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836777.

The product of its (nonzero) digits is 72253440, while the sum is 68.

The spelling of 12741887098085 in words is "twelve trillion, seven hundred forty-one billion, eight hundred eighty-seven million, ninety-eight thousand, eighty-five".