26890008222859 has 2 divisors, whose sum is σ = 26890008222860. Its totient is φ = 26890008222858.

The previous prime is 26890008222839. The next prime is 26890008222929. The reversal of 26890008222859 is 95822280009862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26890008222859 - 2⁵ = 26890008222827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26890008222797 and 26890008222806.

It is not a weakly prime, because it can be changed into another prime (26890008222839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13445004111429 + 13445004111430.

It is an arithmetic number, because the mean of its divisors is an integer number (13445004111430).

Almost surely, 2^{26890008222859} is an apocalyptic number.

26890008222859 is a deficient number, since it is larger than the sum of its proper divisors (1).

26890008222859 is an equidigital number, since it uses as much as digits as its factorization.

26890008222859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19906560, while the sum is 61.

The spelling of 26890008222859 in words is "twenty-six trillion, eight hundred ninety billion, eight million, two hundred twenty-two thousand, eight hundred fifty-nine".