26541043073 has 2 divisors, whose sum is σ = 26541043074. Its totient is φ = 26541043072.

The previous prime is 26541043007. The next prime is 26541043099. The reversal of 26541043073 is 37034014562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16284822544 + 10256220529 = 127612^2 + 101273^2 .

It is a cyclic number.

It is not a de Polignac number, because 26541043073 - 2¹² = 26541038977 is a prime.

It is not a weakly prime, because it can be changed into another prime (26541043003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13270521536 + 13270521537.

It is an arithmetic number, because the mean of its divisors is an integer number (13270521537).

Almost surely, 2^26541043073 is an apocalyptic number.

It is an amenable number.

26541043073 is a deficient number, since it is larger than the sum of its proper divisors (1).

26541043073 is an equidigital number, since it uses as much as digits as its factorization.

26541043073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 26541043073 in words is "twenty-six billion, five hundred forty-one million, forty-three thousand, seventy-three".