26115004406273 has 2 divisors, whose sum is σ = 26115004406274. Its totient is φ = 26115004406272.

The previous prime is 26115004406213. The next prime is 26115004406327. The reversal of 26115004406273 is 37260440051162.

Together with next prime (26115004406327) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18631239897664 + 7483764508609 = 4316392^2 + 2735647^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26115004406273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26115004406273.

It is not a weakly prime, because it can be changed into another prime (26115004406213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13057502203136 + 13057502203137.

It is an arithmetic number, because the mean of its divisors is an integer number (13057502203137).

Almost surely, 2^{26115004406273} is an apocalyptic number.

It is an amenable number.

26115004406273 is a deficient number, since it is larger than the sum of its proper divisors (1).

26115004406273 is an equidigital number, since it uses as much as digits as its factorization.

26115004406273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 26115004406273 in words is "twenty-six trillion, one hundred fifteen billion, four million, four hundred six thousand, two hundred seventy-three".