204737245441 has 27 divisors (see below), whose sum is σ = 217261450497. Its totient is φ = 192918946440.

The previous prime is 204737245423. The next prime is 204737245451. The reversal of 204737245441 is 144542737402.

The square root of 204737245441 is 452479.

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

It is not a de Polignac number, because 204737245441 - 2¹⁷ = 204737114369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204737245451) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1071922656 + ... + 1071922846.

Almost surely, 2^204737245441 is an apocalyptic number.

204737245441 is the 452479-th square number.

204737245441 is the 226240-th centered octagonal number.

It is an amenable number.

204737245441 is a deficient number, since it is larger than the sum of its proper divisors (12524205056).

204737245441 is an frugal number, since it uses more digits than its factorization.

204737245441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 43.

The spelling of 204737245441 in words is "two hundred four billion, seven hundred thirty-seven million, two hundred forty-five thousand, four hundred forty-one".