204243415012430 has 32 divisors (see below), whose sum is σ = 373130133590016. Its totient is φ = 80476956245664.

The previous prime is 204243415012391. The next prime is 204243415012459. The reversal of 204243415012430 is 34210514342402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50644307 + ... + 54528273.

It is an arithmetic number, because the mean of its divisors is an integer number (11660316674688).

Almost surely, 2^{204243415012430} is an apocalyptic number.

204243415012430 is a deficient number, since it is larger than the sum of its proper divisors (168886718577586).

204243415012430 is a wasteful number, since it uses less digits than its factorization.

204243415012430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3962528.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 204243415012430 its reverse (34210514342402), we get a palindrome (238453929354832).

The spelling of 204243415012430 in words is "two hundred four trillion, two hundred forty-three billion, four hundred fifteen million, twelve thousand, four hundred thirty".