11330511660 has 168 divisors, whose sum is σ = 38419649520. Its totient is φ = 2789002368.

The previous prime is 11330511659. The next prime is 11330511683. The reversal of 11330511660 is 6611503311.

11330511660 is a `hidden beast` number, since 113 + 30 + 511 + 6 + 6 + 0 = 666.

11330511660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 159651 + ... + 219429.

It is an arithmetic number, because the mean of its divisors is an integer number (228688390).

Almost surely, 2^11330511660 is an apocalyptic number.

11330511660 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 11330511660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19209824760).

11330511660 is an abundant number, since it is smaller than the sum of its proper divisors (27089137860).

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

11330511660 is a wasteful number, since it uses less digits than its factorization.

11330511660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59819 (or 59802 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The spelling of 11330511660 in words is "eleven billion, three hundred thirty million, five hundred eleven thousand, six hundred sixty".