26711853580673 has 2 divisors, whose sum is σ = 26711853580674. Its totient is φ = 26711853580672.

The previous prime is 26711853580639. The next prime is 26711853580717. The reversal of 26711853580673 is 37608535811762.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14359074899569 + 12352778681104 = 3789337^2 + 3514652^2 .

It is a cyclic number.

It is not a de Polignac number, because 26711853580673 - 2⁴⁴ = 9119667536257 is a prime.

It is not a weakly prime, because it can be changed into another prime (26711853520673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13355926790336 + 13355926790337.

It is an arithmetic number, because the mean of its divisors is an integer number (13355926790337).

Almost surely, 2^{26711853580673} is an apocalyptic number.

It is an amenable number.

26711853580673 is a deficient number, since it is larger than the sum of its proper divisors (1).

26711853580673 is an equidigital number, since it uses as much as digits as its factorization.

26711853580673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50803200, while the sum is 62.

The spelling of 26711853580673 in words is "twenty-six trillion, seven hundred eleven billion, eight hundred fifty-three million, five hundred eighty thousand, six hundred seventy-three".