26454339101 has 2 divisors, whose sum is σ = 26454339102. Its totient is φ = 26454339100.

The previous prime is 26454339089. The next prime is 26454339133. The reversal of 26454339101 is 10193345462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16958811076 + 9495528025 = 130226^2 + 97445^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26454339101 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26454332101) 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, 13227169550 + 13227169551.

It is an arithmetic number, because the mean of its divisors is an integer number (13227169551).

Almost surely, 2^26454339101 is an apocalyptic number.

It is an amenable number.

26454339101 is a deficient number, since it is larger than the sum of its proper divisors (1).

26454339101 is an equidigital number, since it uses as much as digits as its factorization.

26454339101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 26454339101 in words is "twenty-six billion, four hundred fifty-four million, three hundred thirty-nine thousand, one hundred one".