2686770983766 has 16 divisors (see below), whose sum is σ = 5392529751744. Its totient is φ = 892425697224.

The previous prime is 2686770983759. The next prime is 2686770983803. The reversal of 2686770983766 is 6673890776862.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791155836 + ... + 791159231.

It is an arithmetic number, because the mean of its divisors is an integer number (337033109484).

Almost surely, 2^{2686770983766} is an apocalyptic number.

2686770983766 is an abundant number, since it is smaller than the sum of its proper divisors (2705758767978).

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

2686770983766 is a wasteful number, since it uses less digits than its factorization.

2686770983766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582315355.

The product of its (nonzero) digits is 1536288768, while the sum is 75.

The spelling of 2686770983766 in words is "two trillion, six hundred eighty-six billion, seven hundred seventy million, nine hundred eighty-three thousand, seven hundred sixty-six".