200668868838 has 12 divisors (see below), whose sum is σ = 434782549188. Its totient is φ = 66889622940.

The previous prime is 200668868837. The next prime is 200668868839. The reversal of 200668868838 is 838868866002.

It is an interprime number because it is at equal distance from previous prime (200668868837) and next prime (200668868839).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200668868837) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5574135228 + ... + 5574135263.

It is an arithmetic number, because the mean of its divisors is an integer number (36231879099).

Almost surely, 2^200668868838 is an apocalyptic number.

200668868838 is an abundant number, since it is smaller than the sum of its proper divisors (234113680350).

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

200668868838 is a wasteful number, since it uses less digits than its factorization.

200668868838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11148270499 (or 11148270496 counting only the distinct ones).

The product of its (nonzero) digits is 42467328, while the sum is 63.

The spelling of 200668868838 in words is "two hundred billion, six hundred sixty-eight million, eight hundred sixty-eight thousand, eight hundred thirty-eight".