26250264012673 has 2 divisors, whose sum is σ = 26250264012674. Its totient is φ = 26250264012672.

The previous prime is 26250264012569. The next prime is 26250264012677. The reversal of 26250264012673 is 37621046205262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18739002926449 + 7511261086224 = 4328857^2 + 2740668^2 .

It is a cyclic number.

It is not a de Polignac number, because 26250264012673 - 2³⁷ = 26112825059201 is a prime.

It is not a weakly prime, because it can be changed into another prime (26250264012677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13125132006336 + 13125132006337.

It is an arithmetic number, because the mean of its divisors is an integer number (13125132006337).

Almost surely, 2^{26250264012673} is an apocalyptic number.

It is an amenable number.

26250264012673 is a deficient number, since it is larger than the sum of its proper divisors (1).

26250264012673 is an equidigital number, since it uses as much as digits as its factorization.

26250264012673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 26250264012673 in words is "twenty-six trillion, two hundred fifty billion, two hundred sixty-four million, twelve thousand, six hundred seventy-three".