204987022272 has 112 divisors (see below), whose sum is σ = 602808873120. Its totient is φ = 68308033536.

The previous prime is 204987022271. The next prime is 204987022297. The reversal of 204987022272 is 272220789402.

204987022272 is a `hidden beast` number, since 2 + 0 + 498 + 70 + 2 + 22 + 72 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204987022271) 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, 6233778 + ... + 6266574.

Almost surely, 2^204987022272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204987022272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301404436560).

204987022272 is an abundant number, since it is smaller than the sum of its proper divisors (397821850848).

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

204987022272 is a wasteful number, since it uses less digits than its factorization.

204987022272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36435 (or 36419 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 204987022272 in words is "two hundred four billion, nine hundred eighty-seven million, twenty-two thousand, two hundred seventy-two".