26232510121 has 2 divisors, whose sum is σ = 26232510122. Its totient is φ = 26232510120.

The previous prime is 26232510119. The next prime is 26232510167. The reversal of 26232510121 is 12101523262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24628908096 + 1603602025 = 156936^2 + 40045^2 .

It is a cyclic number.

It is not a de Polignac number, because 26232510121 - 2¹ = 26232510119 is a prime.

Together with 26232510119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26232550121) 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, 13116255060 + 13116255061.

It is an arithmetic number, because the mean of its divisors is an integer number (13116255061).

Almost surely, 2^26232510121 is an apocalyptic number.

It is an amenable number.

26232510121 is a deficient number, since it is larger than the sum of its proper divisors (1).

26232510121 is an equidigital number, since it uses as much as digits as its factorization.

26232510121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 26232510121 in words is "twenty-six billion, two hundred thirty-two million, five hundred ten thousand, one hundred twenty-one".