26769599999 has 2 divisors, whose sum is σ = 26769600000. Its totient is φ = 26769599998.

The previous prime is 26769599963. The next prime is 26769600037. The reversal of 26769599999 is 99999596762.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26769599999 - 2¹² = 26769595903 is a prime.

It is a super-2 number, since 2×26769599999² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26769569999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13384799999 + 13384800000.

It is an arithmetic number, because the mean of its divisors is an integer number (13384800000).

Almost surely, 2^26769599999 is an apocalyptic number.

26769599999 is a deficient number, since it is larger than the sum of its proper divisors (1).

26769599999 is an equidigital number, since it uses as much as digits as its factorization.

26769599999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1339231320, while the sum is 80.

The spelling of 26769599999 in words is "twenty-six billion, seven hundred sixty-nine million, five hundred ninety-nine thousand, nine hundred ninety-nine".