11600566161605 has 8 divisors (see below), whose sum is σ = 13920709733664. Its totient is φ = 9280432702800.

The previous prime is 11600566161601. The next prime is 11600566161647. The reversal of 11600566161605 is 50616166500611.

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

It is not a de Polignac number, because 11600566161605 - 2² = 11600566161601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11600566161601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278510 + ... + 4824800.

It is an arithmetic number, because the mean of its divisors is an integer number (1740088716708).

Almost surely, 2^{11600566161605} is an apocalyptic number.

It is an amenable number.

11600566161605 is a deficient number, since it is larger than the sum of its proper divisors (2320143572059).

11600566161605 is an equidigital number, since it uses as much as digits as its factorization.

11600566161605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056627.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 11600566161605 in words is "eleven trillion, six hundred billion, five hundred sixty-six million, one hundred sixty-one thousand, six hundred five".