1166560161166 has 16 divisors (see below), whose sum is σ = 1810222552800. Its totient is φ = 563153599008.

The previous prime is 1166560161119. The next prime is 1166560161181. The reversal of 1166560161166 is 6611610656611.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2490940 + ... + 2921968.

It is an arithmetic number, because the mean of its divisors is an integer number (113138909550).

Almost surely, 2^{1166560161166} is an apocalyptic number.

1166560161166 is a deficient number, since it is larger than the sum of its proper divisors (643662391634).

1166560161166 is a wasteful number, since it uses less digits than its factorization.

1166560161166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477723.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 1166560161166 in words is "one trillion, one hundred sixty-six billion, five hundred sixty million, one hundred sixty-one thousand, one hundred sixty-six".