26820680568059 has 8 divisors (see below), whose sum is σ = 31709178996960. Its totient is φ = 22196425297536.

The previous prime is 26820680567977. The next prime is 26820680568109. The reversal of 26820680568059 is 95086508602862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26820680568059 - 2²⁸ = 26820412132603 is a prime.

It is a super-2 number, since 2×26820680568059² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26820680567986 and 26820680568004.

It is not an unprimeable number, because it can be changed into a prime (26820680562059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66060789374 + ... + 66060789779.

It is an arithmetic number, because the mean of its divisors is an integer number (3963647374620).

Almost surely, 2^{26820680568059} is an apocalyptic number.

26820680568059 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

26820680568059 is a deficient number, since it is larger than the sum of its proper divisors (4888498428901).

26820680568059 is a wasteful number, since it uses less digits than its factorization.

26820680568059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132121579189.

The product of its (nonzero) digits is 99532800, while the sum is 65.

The spelling of 26820680568059 in words is "twenty-six trillion, eight hundred twenty billion, six hundred eighty million, five hundred sixty-eight thousand, fifty-nine".