622673821306646 has 16 divisors (see below), whose sum is σ = 938273442069600. Its totient is φ = 309919189599168.

The previous prime is 622673821306633. The next prime is 622673821306657. The reversal of 622673821306646 is 646603128376226.

622673821306646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 795187151 + ... + 795969818.

It is an arithmetic number, because the mean of its divisors is an integer number (58642090129350).

Almost surely, 2^{622673821306646} is an apocalyptic number.

622673821306646 is a deficient number, since it is larger than the sum of its proper divisors (315599620762954).

622673821306646 is a wasteful number, since it uses less digits than its factorization.

622673821306646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591157863.

The product of its (nonzero) digits is 125411328, while the sum is 62.

The spelling of 622673821306646 in words is "six hundred twenty-two trillion, six hundred seventy-three billion, eight hundred twenty-one million, three hundred six thousand, six hundred forty-six".