12889339799741 has 2 divisors, whose sum is σ = 12889339799742. Its totient is φ = 12889339799740.

The previous prime is 12889339799669. The next prime is 12889339799747. The reversal of 12889339799741 is 14799793398821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7827942239716 + 5061397560025 = 2797846^2 + 2249755^2 .

It is an emirp because it is prime and its reverse (14799793398821) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12889339799741 is a prime.

It is a super-2 number, since 2×12889339799741² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12889339799747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6444669899870 + 6444669899871.

It is an arithmetic number, because the mean of its divisors is an integer number (6444669899871).

Almost surely, 2^{12889339799741} is an apocalyptic number.

It is an amenable number.

12889339799741 is a deficient number, since it is larger than the sum of its proper divisors (1).

12889339799741 is an equidigital number, since it uses as much as digits as its factorization.

12889339799741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1481421312, while the sum is 80.

The spelling of 12889339799741 in words is "twelve trillion, eight hundred eighty-nine billion, three hundred thirty-nine million, seven hundred ninety-nine thousand, seven hundred forty-one".