2646680866462 has 16 divisors (see below), whose sum is σ = 3980126420784. Its totient is φ = 1319972400000.

The previous prime is 2646680866441. The next prime is 2646680866537.

2646680866462 is nontrivially palindromic in base 10.

2646680866462 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 = 2646680866394 and 2646680866403.

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, 17875837 + ... + 18023287.

It is an arithmetic number, because the mean of its divisors is an integer number (248757901299).

Almost surely, 2^{2646680866462} is an apocalyptic number.

2646680866462 is a deficient number, since it is larger than the sum of its proper divisors (1333445554322).

2646680866462 is a wasteful number, since it uses less digits than its factorization.

2646680866462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170235.

The product of its (nonzero) digits is 191102976, while the sum is 64.

The spelling of 2646680866462 in words is "two trillion, six hundred forty-six billion, six hundred eighty million, eight hundred sixty-six thousand, four hundred sixty-two".