11606168249 has 4 divisors (see below), whose sum is σ = 12498950436. Its totient is φ = 10713386064.

The previous prime is 11606168239. The next prime is 11606168261. The reversal of 11606168249 is 94286160611.

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 4394761849 + 7211406400 = 66293^2 + 84920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11606168249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11606168239) 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, 446391074 + ... + 446391099.

It is an arithmetic number, because the mean of its divisors is an integer number (3124737609).

Almost surely, 2^11606168249 is an apocalyptic number.

It is an amenable number.

11606168249 is a deficient number, since it is larger than the sum of its proper divisors (892782187).

11606168249 is an equidigital number, since it uses as much as digits as its factorization.

11606168249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892782186.

The product of its (nonzero) digits is 124416, while the sum is 44.

The spelling of 11606168249 in words is "eleven billion, six hundred six million, one hundred sixty-eight thousand, two hundred forty-nine".