204110324240 has 20 divisors (see below), whose sum is σ = 474556504044. Its totient is φ = 81644129664.

The previous prime is 204110324207. The next prime is 204110324263. The reversal of 204110324240 is 42423011402.

It can be written as a sum of positive squares in 2 ways, for example, as 50709635344 + 153400688896 = 225188^2 + 391664^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×204110324240² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1275689447 + ... + 1275689606.

Almost surely, 2^204110324240 is an apocalyptic number.

204110324240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204110324240 is an abundant number, since it is smaller than the sum of its proper divisors (270446179804).

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

204110324240 is a wasteful number, since it uses less digits than its factorization.

204110324240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551379066 (or 2551379060 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 204110324240 its reverse (42423011402), we get a palindrome (246533335642).

The spelling of 204110324240 in words is "two hundred four billion, one hundred ten million, three hundred twenty-four thousand, two hundred forty".