200968834646 has 4 divisors (see below), whose sum is σ = 301453251972. Its totient is φ = 100484417322.

The previous prime is 200968834609. The next prime is 200968834667. The reversal of 200968834646 is 646438869002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 200968834591 and 200968834600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50242208660 + ... + 50242208663.

It is an arithmetic number, because the mean of its divisors is an integer number (75363312993).

Almost surely, 2^200968834646 is an apocalyptic number.

200968834646 is a deficient number, since it is larger than the sum of its proper divisors (100484417326).

200968834646 is a wasteful number, since it uses less digits than its factorization.

200968834646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100484417325.

The product of its (nonzero) digits is 11943936, while the sum is 56.

The spelling of 200968834646 in words is "two hundred billion, nine hundred sixty-eight million, eight hundred thirty-four thousand, six hundred forty-six".