200196661687 has 8 divisors (see below), whose sum is σ = 223723099152. Its totient is φ = 177558014400.

The previous prime is 200196661601. The next prime is 200196661703. The reversal of 200196661687 is 786166691002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200196661687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200196661187) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221947068 + ... + 221947969.

It is an arithmetic number, because the mean of its divisors is an integer number (27965387394).

Almost surely, 2^200196661687 is an apocalyptic number.

200196661687 is a deficient number, since it is larger than the sum of its proper divisors (23526437465).

200196661687 is a wasteful number, since it uses less digits than its factorization.

200196661687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443895089.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 200196661687 in words is "two hundred billion, one hundred ninety-six million, six hundred sixty-one thousand, six hundred eighty-seven".