200668668446 has 4 divisors (see below), whose sum is σ = 301003002672. Its totient is φ = 100334334222.

The previous prime is 200668668427. The next prime is 200668668469. The reversal of 200668668446 is 644866866002.

200668668446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 644866866002 = 2 ⋅322433433001.

It is a junction number, because it is equal to n+sod(n) for n = 200668668391 and 200668668400.

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 as a sum of consecutive naturals, namely, 50167167110 + ... + 50167167113.

It is an arithmetic number, because the mean of its divisors is an integer number (75250750668).

Almost surely, 2^200668668446 is an apocalyptic number.

200668668446 is a deficient number, since it is larger than the sum of its proper divisors (100334334226).

200668668446 is a wasteful number, since it uses less digits than its factorization.

200668668446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100334334225.

The product of its (nonzero) digits is 15925248, while the sum is 56.

The spelling of 200668668446 in words is "two hundred billion, six hundred sixty-eight million, six hundred sixty-eight thousand, four hundred forty-six".