11585316905369 has 4 divisors (see below), whose sum is σ = 11867885610420. Its totient is φ = 11302748200320.

The previous prime is 11585316905321. The next prime is 11585316905401. The reversal of 11585316905369 is 96350961358511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4429290649744 + 7156026255625 = 2104588^2 + 2675075^2 .

It is a cyclic number.

It is not a de Polignac number, because 11585316905369 - 2¹² = 11585316901273 is a prime.

It is a super-2 number, since 2×11585316905369² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11585316901369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141284352464 + ... + 141284352545.

It is an arithmetic number, because the mean of its divisors is an integer number (2966971402605).

Almost surely, 2^{11585316905369} is an apocalyptic number.

It is an amenable number.

11585316905369 is a deficient number, since it is larger than the sum of its proper divisors (282568705051).

11585316905369 is an equidigital number, since it uses as much as digits as its factorization.

11585316905369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282568705050.

The product of its (nonzero) digits is 26244000, while the sum is 62.

The spelling of 11585316905369 in words is "eleven trillion, five hundred eighty-five billion, three hundred sixteen million, nine hundred five thousand, three hundred sixty-nine".