26596628137 has 2 divisors, whose sum is σ = 26596628138. Its totient is φ = 26596628136.

The previous prime is 26596628087. The next prime is 26596628153. The reversal of 26596628137 is 73182669562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18044817561 + 8551810576 = 134331^2 + 92476^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26596628137 is a prime.

It is not a weakly prime, because it can be changed into another prime (26596628237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13298314068 + 13298314069.

It is an arithmetic number, because the mean of its divisors is an integer number (13298314069).

Almost surely, 2^26596628137 is an apocalyptic number.

It is an amenable number.

26596628137 is a deficient number, since it is larger than the sum of its proper divisors (1).

26596628137 is an equidigital number, since it uses as much as digits as its factorization.

26596628137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 55.

The spelling of 26596628137 in words is "twenty-six billion, five hundred ninety-six million, six hundred twenty-eight thousand, one hundred thirty-seven".