200546751071209 has 3 divisors (see below), whose sum is σ = 200546765232663. Its totient is φ = 200546736909756.

The previous prime is 200546751071201. The next prime is 200546751071269. The reversal of 200546751071209 is 902170157645002.

It is a happy number.

The square root of 200546751071209 is 14161453.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 100631293195225 + 99915457875984 = 10031515^2 + 9995772^2 .

It is not a de Polignac number, because 200546751071209 - 2³ = 200546751071201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200546751071201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 7080727 + ... + 21242179.

It is an arithmetic number, because the mean of its divisors is an integer number (66848921744221).

Almost surely, 2^{200546751071209} is an apocalyptic number.

200546751071209 is the 14161453-rd square number.

200546751071209 is the 7080727-th centered octagonal number.

It is an amenable number.

200546751071209 is a deficient number, since it is larger than the sum of its proper divisors (14161454).

200546751071209 is an frugal number, since it uses more digits than its factorization.

200546751071209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28322906 (or 14161453 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 49.

The spelling of 200546751071209 in words is "two hundred trillion, five hundred forty-six billion, seven hundred fifty-one million, seventy-one thousand, two hundred nine".