11566060320 has 192 divisors, whose sum is σ = 37834159104. Its totient is φ = 2966876160.

The previous prime is 11566060291. The next prime is 11566060327. The reversal of 11566060320 is 2306066511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (11566060327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2571994 + ... + 2576486.

It is an arithmetic number, because the mean of its divisors is an integer number (197052912).

Almost surely, 2^11566060320 is an apocalyptic number.

11566060320 is a gapful number since it is divisible by the number (10) 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 11566060320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18917079552).

11566060320 is an abundant number, since it is smaller than the sum of its proper divisors (26268098784).

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

11566060320 is a wasteful number, since it uses less digits than its factorization.

11566060320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715 (or 4707 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 11566060320 in words is "eleven billion, five hundred sixty-six million, sixty thousand, three hundred twenty".