26768865107 has 2 divisors, whose sum is σ = 26768865108. Its totient is φ = 26768865106.

The previous prime is 26768865083. The next prime is 26768865113. The reversal of 26768865107 is 70156886762.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26768865107 - 2¹⁴ = 26768848723 is a prime.

It is not a weakly prime, because it can be changed into another prime (26768865157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13384432553 + 13384432554.

It is an arithmetic number, because the mean of its divisors is an integer number (13384432554).

Almost surely, 2^26768865107 is an apocalyptic number.

26768865107 is a deficient number, since it is larger than the sum of its proper divisors (1).

26768865107 is an equidigital number, since it uses as much as digits as its factorization.

26768865107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 26768865107 in words is "twenty-six billion, seven hundred sixty-eight million, eight hundred sixty-five thousand, one hundred seven".