26904727832713 has 2 divisors, whose sum is σ = 26904727832714. Its totient is φ = 26904727832712.

The previous prime is 26904727832701. The next prime is 26904727832737. The reversal of 26904727832713 is 31723872740962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17973165233529 + 8931562599184 = 4239477^2 + 2988572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26904727832713 is a prime.

It is a super-2 number, since 2×26904727832713² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26904727032713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13452363916356 + 13452363916357.

It is an arithmetic number, because the mean of its divisors is an integer number (13452363916357).

Almost surely, 2^{26904727832713} is an apocalyptic number.

It is an amenable number.

26904727832713 is a deficient number, since it is larger than the sum of its proper divisors (1).

26904727832713 is an equidigital number, since it uses as much as digits as its factorization.

26904727832713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42674688, while the sum is 61.

The spelling of 26904727832713 in words is "twenty-six trillion, nine hundred four billion, seven hundred twenty-seven million, eight hundred thirty-two thousand, seven hundred thirteen".