204441231003400 has 24 divisors (see below), whose sum is σ = 475325862083370. Its totient is φ = 81776492401280.

The previous prime is 204441231003349. The next prime is 204441231003409. The reversal of 204441231003400 is 4300132144402.

It can be written as a sum of positive squares in 3 ways, for example, as 153813423839716 + 50627807163684 = 12402154^2 + 7115322^2 .

It is a super-2 number, since 2×204441231003400² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204441231003409) 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, 511103077309 + ... + 511103077708.

Almost surely, 2^{204441231003400} is an apocalyptic number.

204441231003400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204441231003400 is an abundant number, since it is smaller than the sum of its proper divisors (270884631079970).

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

204441231003400 is a wasteful number, since it uses less digits than its factorization.

204441231003400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022206155033 (or 1022206155024 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 204441231003400 its reverse (4300132144402), we get a palindrome (208741363147802).

The spelling of 204441231003400 in words is "two hundred four trillion, four hundred forty-one billion, two hundred thirty-one million, three thousand, four hundred".