204334324140 has 48 divisors (see below), whose sum is σ = 572501486592. Its totient is φ = 54454355136.

The previous prime is 204334324099. The next prime is 204334324169. The reversal of 204334324140 is 41423433402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 204334324098 and 204334324107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 992634 + ... + 1180673.

It is an arithmetic number, because the mean of its divisors is an integer number (11927114304).

Almost surely, 2^204334324140 is an apocalyptic number.

204334324140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204334324140 is an abundant number, since it is smaller than the sum of its proper divisors (368167162452).

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

204334324140 is a wasteful number, since it uses less digits than its factorization.

204334324140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174886 (or 2174884 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 204334324140 its reverse (41423433402), we get a palindrome (245757757542).

The spelling of 204334324140 in words is "two hundred four billion, three hundred thirty-four million, three hundred twenty-four thousand, one hundred forty".