1166843563382 has 16 divisors (see below), whose sum is σ = 2001674296320. Its totient is φ = 499733051688.

The previous prime is 1166843563331. The next prime is 1166843563393. The reversal of 1166843563382 is 2833653486611.

It is a happy number.

It is a congruent number.

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, 28542278 + ... + 28583129.

It is an arithmetic number, because the mean of its divisors is an integer number (125104643520).

Almost surely, 2^{1166843563382} is an apocalyptic number.

1166843563382 is a deficient number, since it is larger than the sum of its proper divisors (834830732938).

1166843563382 is a wasteful number, since it uses less digits than its factorization.

1166843563382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57126875.

The product of its digits is 14929920, while the sum is 56.

The spelling of 1166843563382 in words is "one trillion, one hundred sixty-six billion, eight hundred forty-three million, five hundred sixty-three thousand, three hundred eighty-two".