200403430324344 has 256 divisors, whose sum is σ = 603292475520000. Its totient is φ = 61273462528512.

The previous prime is 200403430324289. The next prime is 200403430324403. The reversal of 200403430324344 is 443423034304002.

200403430324344 is a `hidden beast` number, since 2 + 0 + 0 + 4 + 0 + 3 + 4 + 303 + 2 + 4 + 344 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 200403430324299 and 200403430324308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 284933142 + ... + 285635610.

It is an arithmetic number, because the mean of its divisors is an integer number (2356611232500).

Almost surely, 2^{200403430324344} is an apocalyptic number.

200403430324344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200403430324344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301646237760000).

200403430324344 is an abundant number, since it is smaller than the sum of its proper divisors (402889045195656).

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

200403430324344 is a wasteful number, since it uses less digits than its factorization.

200403430324344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703139 (or 703129 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

Adding to 200403430324344 its reverse (443423034304002), we get a palindrome (643826464628346).

The spelling of 200403430324344 in words is "two hundred trillion, four hundred three billion, four hundred thirty million, three hundred twenty-four thousand, three hundred forty-four".