200605212606 has 32 divisors (see below), whose sum is σ = 405302123520. Its totient is φ = 66189806816.

The previous prime is 200605212593. The next prime is 200605212607. The reversal of 200605212606 is 606212506002.

It is a super-3 number, since 3×200605212606³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200605212607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179361 + ... + 658316.

It is an arithmetic number, because the mean of its divisors is an integer number (12665691360).

Almost surely, 2^200605212606 is an apocalyptic number.

200605212606 is an abundant number, since it is smaller than the sum of its proper divisors (204696910914).

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

200605212606 is a wasteful number, since it uses less digits than its factorization.

200605212606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838088.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 200605212606 its reverse (606212506002), we get a palindrome (806817718608).

The spelling of 200605212606 in words is "two hundred billion, six hundred five million, two hundred twelve thousand, six hundred six".