204344311223424 has 64 divisors (see below), whose sum is σ = 544301525736000. Its totient is φ = 67925035625472.

The previous prime is 204344311223321. The next prime is 204344311223449. The reversal of 204344311223424 is 424322113443402.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741013459 + ... + 741289170.

It is an arithmetic number, because the mean of its divisors is an integer number (8504711339625).

Almost surely, 2^{204344311223424} is an apocalyptic number.

204344311223424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

204344311223424 is an abundant number, since it is smaller than the sum of its proper divisors (339957214512576).

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

204344311223424 is a wasteful number, since it uses less digits than its factorization.

204344311223424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482303005 (or 1482302993 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 39.

Adding to 204344311223424 its reverse (424322113443402), we get a palindrome (628666424666826).

The spelling of 204344311223424 in words is "two hundred four trillion, three hundred forty-four billion, three hundred eleven million, two hundred twenty-three thousand, four hundred twenty-four".