11559746066 has 16 divisors (see below), whose sum is σ = 19377314208. Its totient is φ = 5126272800.

The previous prime is 11559746047. The next prime is 11559746087. The reversal of 11559746066 is 66064795511.

It is a super-2 number, since 2×11559746066² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6406940 + ... + 6408743.

It is an arithmetic number, because the mean of its divisors is an integer number (1211082138).

Almost surely, 2^11559746066 is an apocalyptic number.

11559746066 is a deficient number, since it is larger than the sum of its proper divisors (7817568142).

11559746066 is a wasteful number, since it uses less digits than its factorization.

11559746066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12815737.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The spelling of 11559746066 in words is "eleven billion, five hundred fifty-nine million, seven hundred forty-six thousand, sixty-six".