26316727487 has 2 divisors, whose sum is σ = 26316727488. Its totient is φ = 26316727486.

The previous prime is 26316727477. The next prime is 26316727519. The reversal of 26316727487 is 78472761362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26316727487 - 2¹⁴ = 26316711103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26316727477) 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, 13158363743 + 13158363744.

It is an arithmetic number, because the mean of its divisors is an integer number (13158363744).

Almost surely, 2^26316727487 is an apocalyptic number.

26316727487 is a deficient number, since it is larger than the sum of its proper divisors (1).

26316727487 is an equidigital number, since it uses as much as digits as its factorization.

26316727487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4741632, while the sum is 53.

The spelling of 26316727487 in words is "twenty-six billion, three hundred sixteen million, seven hundred twenty-seven thousand, four hundred eighty-seven".