26446065361 has 2 divisors, whose sum is σ = 26446065362. Its totient is φ = 26446065360.

The previous prime is 26446065337. The next prime is 26446065379. The reversal of 26446065361 is 16356064462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26412425361 + 33640000 = 162519^2 + 5800^2 .

It is a cyclic number.

It is not a de Polignac number, because 26446065361 - 2⁵ = 26446065329 is a prime.

It is not a weakly prime, because it can be changed into another prime (26446065661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13223032680 + 13223032681.

It is an arithmetic number, because the mean of its divisors is an integer number (13223032681).

Almost surely, 2^26446065361 is an apocalyptic number.

It is an amenable number.

26446065361 is a deficient number, since it is larger than the sum of its proper divisors (1).

26446065361 is an equidigital number, since it uses as much as digits as its factorization.

26446065361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 26446065361 in words is "twenty-six billion, four hundred forty-six million, sixty-five thousand, three hundred sixty-one".