8782166461776 has 20 divisors (see below), whose sum is σ = 22687263359712. Its totient is φ = 2927388820576.

The previous prime is 8782166461769. The next prime is 8782166461781. The reversal of 8782166461776 is 6771646612878.

It is a self number, because there is not a number n which added to its sum of digits gives 8782166461776.

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 3 ways as a sum of consecutive naturals, for example, 91480900596 + ... + 91480900691.

Almost surely, 2^{8782166461776} is an apocalyptic number.

It is an amenable number.

8782166461776 is an abundant number, since it is smaller than the sum of its proper divisors (13905096897936).

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

8782166461776 is a wasteful number, since it uses less digits than its factorization.

8782166461776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182961801298 (or 182961801292 counting only the distinct ones).

The product of its digits is 227598336, while the sum is 69.

The spelling of 8782166461776 in words is "eight trillion, seven hundred eighty-two billion, one hundred sixty-six million, four hundred sixty-one thousand, seven hundred seventy-six".