26350313489 has 2 divisors, whose sum is σ = 26350313490. Its totient is φ = 26350313488.

The previous prime is 26350313467. The next prime is 26350313491. The reversal of 26350313489 is 98431305362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20569296400 + 5781017089 = 143420^2 + 76033^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26350313489 is a prime.

Together with 26350313491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26350312489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13175156744 + 13175156745.

It is an arithmetic number, because the mean of its divisors is an integer number (13175156745).

Almost surely, 2^26350313489 is an apocalyptic number.

It is an amenable number.

26350313489 is a deficient number, since it is larger than the sum of its proper divisors (1).

26350313489 is an equidigital number, since it uses as much as digits as its factorization.

26350313489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 26350313489 in words is "twenty-six billion, three hundred fifty million, three hundred thirteen thousand, four hundred eighty-nine".