26064380939 has 2 divisors, whose sum is σ = 26064380940. Its totient is φ = 26064380938.

The previous prime is 26064380929. The next prime is 26064381001. The reversal of 26064380939 is 93908346062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26064380939 - 2¹² = 26064376843 is a prime.

It is not a weakly prime, because it can be changed into another prime (26064380929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13032190469 + 13032190470.

It is an arithmetic number, because the mean of its divisors is an integer number (13032190470).

Almost surely, 2^26064380939 is an apocalyptic number.

26064380939 is a deficient number, since it is larger than the sum of its proper divisors (1).

26064380939 is an equidigital number, since it uses as much as digits as its factorization.

26064380939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 26064380939 in words is "twenty-six billion, sixty-four million, three hundred eighty thousand, nine hundred thirty-nine".