26250322010261 has 2 divisors, whose sum is σ = 26250322010262. Its totient is φ = 26250322010260.

The previous prime is 26250322010239. The next prime is 26250322010327. The reversal of 26250322010261 is 16201022305262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25819304812900 + 431017197361 = 5081270^2 + 656519^2 .

It is a cyclic number.

It is not a de Polignac number, because 26250322010261 - 2¹⁴ = 26250321993877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26250322010201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13125161005130 + 13125161005131.

It is an arithmetic number, because the mean of its divisors is an integer number (13125161005131).

Almost surely, 2^{26250322010261} is an apocalyptic number.

It is an amenable number.

26250322010261 is a deficient number, since it is larger than the sum of its proper divisors (1).

26250322010261 is an equidigital number, since it uses as much as digits as its factorization.

26250322010261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 26250322010261 in words is "twenty-six trillion, two hundred fifty billion, three hundred twenty-two million, ten thousand, two hundred sixty-one".