166680763082 has 4 divisors (see below), whose sum is σ = 250021144626. Its totient is φ = 83340381540.

The previous prime is 166680763069. The next prime is 166680763097. The reversal of 166680763082 is 280367086661.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 165729595801 + 951167281 = 407099^2 + 30841^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41670190769 + ... + 41670190772.

Almost surely, 2^166680763082 is an apocalyptic number.

166680763082 is a deficient number, since it is larger than the sum of its proper divisors (83340381544).

166680763082 is an equidigital number, since it uses as much as digits as its factorization.

166680763082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83340381543.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 166680763082 in words is "one hundred sixty-six billion, six hundred eighty million, seven hundred sixty-three thousand, eighty-two".