11600065605 has 8 divisors (see below), whose sum is σ = 18560104992. Its totient is φ = 6186701648.

The previous prime is 11600065601. The next prime is 11600065637. The reversal of 11600065605 is 50656000611.

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

It is a cyclic number.

It is not a de Polignac number, because 11600065605 - 2² = 11600065601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11600065601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386668839 + ... + 386668868.

It is an arithmetic number, because the mean of its divisors is an integer number (2320013124).

Almost surely, 2^11600065605 is an apocalyptic number.

11600065605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11600065605 is a deficient number, since it is larger than the sum of its proper divisors (6960039387).

11600065605 is an equidigital number, since it uses as much as digits as its factorization.

11600065605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773337715.

The product of its (nonzero) digits is 5400, while the sum is 30.

It can be divided in two parts, 1160006 and 5605, that added together give a palindrome (1165611).

The spelling of 11600065605 in words is "eleven billion, six hundred million, sixty-five thousand, six hundred five".