11086686265 has 4 divisors (see below), whose sum is σ = 13304023524. Its totient is φ = 8869349008.

The previous prime is 11086686241. The next prime is 11086686269. The reversal of 11086686265 is 56268668011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56268668011 = 6491 ⋅8668721.

It can be written as a sum of positive squares in 2 ways, for example, as 6371392041 + 4715294224 = 79821^2 + 68668^2 .

It is a cyclic number.

It is not a de Polignac number, because 11086686265 - 2¹⁵ = 11086653497 is a prime.

It is a super-2 number, since 2×11086686265² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11086686269) 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, 1108668622 + ... + 1108668631.

It is an arithmetic number, because the mean of its divisors is an integer number (3326005881).

Almost surely, 2^11086686265 is an apocalyptic number.

It is an amenable number.

11086686265 is a deficient number, since it is larger than the sum of its proper divisors (2217337259).

11086686265 is an equidigital number, since it uses as much as digits as its factorization.

11086686265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217337258.

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 11086686265 in words is "eleven billion, eighty-six million, six hundred eighty-six thousand, two hundred sixty-five".