26131589063 has 2 divisors, whose sum is σ = 26131589064. Its totient is φ = 26131589062.

The previous prime is 26131589017. The next prime is 26131589087. The reversal of 26131589063 is 36098513162.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26131589063 - 2⁶ = 26131588999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26131589093) 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, 13065794531 + 13065794532.

It is an arithmetic number, because the mean of its divisors is an integer number (13065794532).

Almost surely, 2^26131589063 is an apocalyptic number.

26131589063 is a deficient number, since it is larger than the sum of its proper divisors (1).

26131589063 is an equidigital number, since it uses as much as digits as its factorization.

26131589063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 26131589063 in words is "twenty-six billion, one hundred thirty-one million, five hundred eighty-nine thousand, sixty-three".