204242340044 has 6 divisors (see below), whose sum is σ = 357424095084. Its totient is φ = 102121170020.

The previous prime is 204242340037. The next prime is 204242340061. The reversal of 204242340044 is 440043242402.

It is a junction number, because it is equal to n+sod(n) for n = 204242339989 and 204242340016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25530292502 + ... + 25530292509.

It is an arithmetic number, because the mean of its divisors is an integer number (59570682514).

Almost surely, 2^204242340044 is an apocalyptic number.

It is an amenable number.

204242340044 is a deficient number, since it is larger than the sum of its proper divisors (153181755040).

204242340044 is a wasteful number, since it uses less digits than its factorization.

204242340044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51060585015 (or 51060585013 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 204242340044 its reverse (440043242402), we get a palindrome (644285582446).

The spelling of 204242340044 in words is "two hundred four billion, two hundred forty-two million, three hundred forty thousand, forty-four".