26442422159 has 2 divisors, whose sum is σ = 26442422160. Its totient is φ = 26442422158.

The previous prime is 26442422143. The next prime is 26442422221. The reversal of 26442422159 is 95122424462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26442422159 - 2⁴ = 26442422143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26442622159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13221211079 + 13221211080.

It is an arithmetic number, because the mean of its divisors is an integer number (13221211080).

Almost surely, 2^26442422159 is an apocalyptic number.

26442422159 is a deficient number, since it is larger than the sum of its proper divisors (1).

26442422159 is an equidigital number, since it uses as much as digits as its factorization.

26442422159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 41.

The spelling of 26442422159 in words is "twenty-six billion, four hundred forty-two million, four hundred twenty-two thousand, one hundred fifty-nine".