204144223014400 has 60 divisors (see below), whose sum is σ = 505783261317312. Its totient is φ = 81657689200640.

The previous prime is 204144223014367. The next prime is 204144223014401. The reversal of 204144223014400 is 4410322441402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204144223014401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7974370912 + ... + 7974396511.

Almost surely, 2^{204144223014400} is an apocalyptic number.

204144223014400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204144223014400 is an abundant number, since it is smaller than the sum of its proper divisors (301639038302912).

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

204144223014400 is an equidigital number, since it uses as much as digits as its factorization.

204144223014400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15948767451 (or 15948767430 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 204144223014400 its reverse (4410322441402), we get a palindrome (208554545455802).

The spelling of 204144223014400 in words is "two hundred four trillion, one hundred forty-four billion, two hundred twenty-three million, fourteen thousand, four hundred".