11566432122 has 16 divisors (see below), whose sum is σ = 26437559232. Its totient is φ = 3304694880.

The previous prime is 11566432117. The next prime is 11566432139. The reversal of 11566432122 is 22123466511.

It is a super-5 number, since 5×11566432122⁵ (a number of 52 digits) contains 55555 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137695579 + ... + 137695662.

It is an arithmetic number, because the mean of its divisors is an integer number (1652347452).

Almost surely, 2^11566432122 is an apocalyptic number.

11566432122 is an abundant number, since it is smaller than the sum of its proper divisors (14871127110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11566432122 is a wasteful number, since it uses less digits than its factorization.

11566432122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275391253.

The product of its digits is 17280, while the sum is 33.

Adding to 11566432122 its reverse (22123466511), we get a palindrome (33689898633).

The spelling of 11566432122 in words is "eleven billion, five hundred sixty-six million, four hundred thirty-two thousand, one hundred twenty-two".