26134604677 has 2 divisors, whose sum is σ = 26134604678. Its totient is φ = 26134604676.

The previous prime is 26134604647. The next prime is 26134604687. The reversal of 26134604677 is 77640643162.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16315974756 + 9818629921 = 127734^2 + 99089^2 .

It is a cyclic number.

It is not a de Polignac number, because 26134604677 - 2⁷ = 26134604549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26134604647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13067302338 + 13067302339.

It is an arithmetic number, because the mean of its divisors is an integer number (13067302339).

Almost surely, 2^26134604677 is an apocalyptic number.

It is an amenable number.

26134604677 is a deficient number, since it is larger than the sum of its proper divisors (1).

26134604677 is an equidigital number, since it uses as much as digits as its factorization.

26134604677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 26134604677 in words is "twenty-six billion, one hundred thirty-four million, six hundred four thousand, six hundred seventy-seven".