204743580196 has 27 divisors (see below), whose sum is σ = 360216613393. Its totient is φ = 101827449440.

The previous prime is 204743580191. The next prime is 204743580241. The reversal of 204743580196 is 691085347402.

It is a happy number.

The square root of 204743580196 is 452486.

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

It can be written as a sum of positive squares in only one way, i.e., 41579288100 + 163164292096 = 203910^2 + 403936^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204743580191) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 210857991 + ... + 210858961.

It is a 1-persistent number, because it is pandigital, but 2⋅204743580196 = 409487160392 is not.

Almost surely, 2^204743580196 is an apocalyptic number.

204743580196 is the 452486-th square number.

It is an amenable number.

204743580196 is a deficient number, since it is larger than the sum of its proper divisors (155473033197).

204743580196 is an frugal number, since it uses more digits than its factorization.

204743580196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412 (or 1206 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

Multiplying 204743580196 by its sum of digits (49), we get a square (10032435429604 = 3167402²).

The spelling of 204743580196 in words is "two hundred four billion, seven hundred forty-three million, five hundred eighty thousand, one hundred ninety-six".