26568240105 has 16 divisors (see below), whose sum is σ = 46373655744. Its totient is φ = 12881570880.

The previous prime is 26568240077. The next prime is 26568240121. The reversal of 26568240105 is 50104286562.

It is not a de Polignac number, because 26568240105 - 2¹¹ = 26568238057 is a prime.

It is a super-2 number, since 2×26568240105² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80509654 + ... + 80509983.

It is an arithmetic number, because the mean of its divisors is an integer number (2898353484).

Almost surely, 2^26568240105 is an apocalyptic number.

It is an amenable number.

26568240105 is a deficient number, since it is larger than the sum of its proper divisors (19805415639).

26568240105 is a wasteful number, since it uses less digits than its factorization.

26568240105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161019656.

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 26568240105 in words is "twenty-six billion, five hundred sixty-eight million, two hundred forty thousand, one hundred five".