1766118082 has 4 divisors (see below), whose sum is σ = 2649177126. Its totient is φ = 883059040.

The previous prime is 1766118037. The next prime is 1766118121. The reversal of 1766118082 is 2808116671.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2808116671 = 8951 ⋅313721.

It can be written as a sum of positive squares in only one way, i.e., 1652503801 + 113614281 = 40651^2 + 10659^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 441529519 + ... + 441529522.

Almost surely, 2^1766118082 is an apocalyptic number.

1766118082 is a deficient number, since it is larger than the sum of its proper divisors (883059044).

1766118082 is an equidigital number, since it uses as much as digits as its factorization.

1766118082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883059043.

The product of its (nonzero) digits is 32256, while the sum is 40.

The square root of 1766118082 is about 42025.2076972857. The cubic root of 1766118082 is about 1208.7595333239.

The spelling of 1766118082 in words is "one billion, seven hundred sixty-six million, one hundred eighteen thousand, eighty-two".