1166141999616 has 160 divisors (see below), whose sum is σ = 3392027914176. Its totient is φ = 353071104000.

The previous prime is 1166141999611. The next prime is 1166141999647. The reversal of 1166141999616 is 6169991416611.

It is a self number, because there is not a number n which added to its sum of digits gives 1166141999616.

It is not an unprimeable number, because it can be changed into a prime (1166141999611) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 19924956 + ... + 19983396.

Almost surely, 2^{1166141999616} is an apocalyptic number.

1166141999616 is a gapful number since it is divisible by the number (16) 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 1166141999616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1696013957088).

1166141999616 is an abundant number, since it is smaller than the sum of its proper divisors (2225885914560).

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

1166141999616 is a wasteful number, since it uses less digits than its factorization.

1166141999616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59654 (or 59638 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 60.

The spelling of 1166141999616 in words is "one trillion, one hundred sixty-six billion, one hundred forty-one million, nine hundred ninety-nine thousand, six hundred sixteen".