26300455589 has 2 divisors, whose sum is σ = 26300455590. Its totient is φ = 26300455588.

The previous prime is 26300455537. The next prime is 26300455613. The reversal of 26300455589 is 98555400362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25837990564 + 462465025 = 160742^2 + 21505^2 .

It is a cyclic number.

It is not a de Polignac number, because 26300455589 - 2⁸ = 26300455333 is a prime.

It is a super-2 number, since 2×26300455589² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26300455529) 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, 13150227794 + 13150227795.

It is an arithmetic number, because the mean of its divisors is an integer number (13150227795).

Almost surely, 2^26300455589 is an apocalyptic number.

It is an amenable number.

26300455589 is a deficient number, since it is larger than the sum of its proper divisors (1).

26300455589 is an equidigital number, since it uses as much as digits as its factorization.

26300455589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 26300455589 in words is "twenty-six billion, three hundred million, four hundred fifty-five thousand, five hundred eighty-nine".