26036478137 has 2 divisors, whose sum is σ = 26036478138. Its totient is φ = 26036478136.

The previous prime is 26036478131. The next prime is 26036478151. The reversal of 26036478137 is 73187463062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18509874601 + 7526603536 = 136051^2 + 86756^2 .

It is a cyclic number.

It is not a de Polignac number, because 26036478137 - 2⁸ = 26036477881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26036478091 and 26036478100.

It is not a weakly prime, because it can be changed into another prime (26036478131) 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, 13018239068 + 13018239069.

It is an arithmetic number, because the mean of its divisors is an integer number (13018239069).

Almost surely, 2^26036478137 is an apocalyptic number.

It is an amenable number.

26036478137 is a deficient number, since it is larger than the sum of its proper divisors (1).

26036478137 is an equidigital number, since it uses as much as digits as its factorization.

26036478137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The spelling of 26036478137 in words is "twenty-six billion, thirty-six million, four hundred seventy-eight thousand, one hundred thirty-seven".