204143960448 has 160 divisors (see below), whose sum is σ = 628479324000. Its totient is φ = 65701407744.

The previous prime is 204143960443. The next prime is 204143960453. The reversal of 204143960448 is 844069341402.

204143960448 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 4 + 39 + 604 + 4 + 8 = 666.

204143960448 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (204143960443) and next prime (204143960453).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204143960443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 38808 + ... + 640151.

It is an arithmetic number, because the mean of its divisors is an integer number (3927995775).

Almost surely, 2^204143960448 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 204143960448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314239662000).

204143960448 is an abundant number, since it is smaller than the sum of its proper divisors (424335363552).

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

204143960448 is an equidigital number, since it uses as much as digits as its factorization.

204143960448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679014 (or 678993 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 204143960448 in words is "two hundred four billion, one hundred forty-three million, nine hundred sixty thousand, four hundred forty-eight".