209200413052 has 12 divisors (see below), whose sum is σ = 367997619136. Its totient is φ = 104058236160.

The previous prime is 209200413041. The next prime is 209200413127. The reversal of 209200413052 is 250314002902.

It is a super-2 number, since 2×209200413052² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 209200413052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135491724 + ... + 135493267.

Almost surely, 2^209200413052 is an apocalyptic number.

It is an amenable number.

209200413052 is a deficient number, since it is larger than the sum of its proper divisors (158797206084).

209200413052 is a wasteful number, since it uses less digits than its factorization.

209200413052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270985188 (or 270985186 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 209200413052 its reverse (250314002902), we get a palindrome (459514415954).

The spelling of 209200413052 in words is "two hundred nine billion, two hundred million, four hundred thirteen thousand, fifty-two".