11600566161604 has 72 divisors (see below), whose sum is σ = 24005317436352. Its totient is φ = 4889610008640.

The previous prime is 11600566161601. The next prime is 11600566161647. The reversal of 11600566161604 is 40616166500611.

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

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114571569 + ... + 114672775.

It is an arithmetic number, because the mean of its divisors is an integer number (333407186616).

Almost surely, 2^{11600566161604} is an apocalyptic number.

11600566161604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11600566161604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12002658718176).

11600566161604 is an abundant number, since it is smaller than the sum of its proper divisors (12404751274748).

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

11600566161604 is a wasteful number, since it uses less digits than its factorization.

11600566161604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110873 (or 110864 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 11600566161604 in words is "eleven trillion, six hundred billion, five hundred sixty-six million, one hundred sixty-one thousand, six hundred four".