2684662664862 has 16 divisors (see below), whose sum is σ = 5369592688272. Its totient is φ = 894842995200.

The previous prime is 2684662664843. The next prime is 2684662664917.

2684662664862 is nontrivially palindromic in base 10.

2684662664862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2684662664793 and 2684662664802.

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, 11009283 + ... + 11250494.

It is an arithmetic number, because the mean of its divisors is an integer number (335599543017).

Almost surely, 2^{2684662664862} is an apocalyptic number.

2684662664862 is an abundant number, since it is smaller than the sum of its proper divisors (2684930023410).

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

2684662664862 is a wasteful number, since it uses less digits than its factorization.

2684662664862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22279883.

The product of its digits is 382205952, while the sum is 66.

The spelling of 2684662664862 in words is "two trillion, six hundred eighty-four billion, six hundred sixty-two million, six hundred sixty-four thousand, eight hundred sixty-two".