11660116610 has 8 divisors (see below), whose sum is σ = 20988209916. Its totient is φ = 4664046640.

The previous prime is 11660116603. The next prime is 11660116613. The reversal of 11660116610 is 1661106611.

It can be written as a sum of positive squares in 2 ways, for example, as 11639604769 + 20511841 = 107887^2 + 4529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11660116613) 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, 583005821 + ... + 583005840.

Almost surely, 2^11660116610 is an apocalyptic number.

11660116610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11660116610 is a deficient number, since it is larger than the sum of its proper divisors (9328093306).

11660116610 is a wasteful number, since it uses less digits than its factorization.

11660116610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166011668.

The product of its (nonzero) digits is 1296, while the sum is 29.

Subtracting from 11660116610 its reverse (1661106611), we obtain a palindrome (9999009999).

The spelling of 11660116610 in words is "eleven billion, six hundred sixty million, one hundred sixteen thousand, six hundred ten".