26304648241 has 2 divisors, whose sum is σ = 26304648242. Its totient is φ = 26304648240.

The previous prime is 26304648239. The next prime is 26304648263. The reversal of 26304648241 is 14284640362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26285812641 + 18835600 = 162129^2 + 4340^2 .

It is a cyclic number.

It is not a de Polignac number, because 26304648241 - 2¹ = 26304648239 is a prime.

Together with 26304648239, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 26304648194 and 26304648203.

It is not a weakly prime, because it can be changed into another prime (26304643241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13152324120 + 13152324121.

It is an arithmetic number, because the mean of its divisors is an integer number (13152324121).

Almost surely, 2^26304648241 is an apocalyptic number.

It is an amenable number.

26304648241 is a deficient number, since it is larger than the sum of its proper divisors (1).

26304648241 is an equidigital number, since it uses as much as digits as its factorization.

26304648241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 26304648241 in words is "twenty-six billion, three hundred four million, six hundred forty-eight thousand, two hundred forty-one".