11659435886105 has 12 divisors (see below), whose sum is σ = 16275620706660. Its totient is φ = 7995041750304.

The previous prime is 11659435886101. The next prime is 11659435886149. The reversal of 11659435886105 is 50168853495611.

It can be written as a sum of positive squares in 2 ways, for example, as 9104527751641 + 2554908134464 = 3017371^2 + 1598408^2 .

It is not a de Polignac number, because 11659435886105 - 2² = 11659435886101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11659435886101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23794766870 + ... + 23794767359.

It is an arithmetic number, because the mean of its divisors is an integer number (1356301725555).

Almost surely, 2^{11659435886105} is an apocalyptic number.

It is an amenable number.

11659435886105 is a deficient number, since it is larger than the sum of its proper divisors (4616184820555).

11659435886105 is an equidigital number, since it uses as much as digits as its factorization.

11659435886105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47589534248 (or 47589534241 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 62.

The spelling of 11659435886105 in words is "eleven trillion, six hundred fifty-nine billion, four hundred thirty-five million, eight hundred eighty-six thousand, one hundred five".