204512352544 has 24 divisors (see below), whose sum is σ = 402663840768. Its totient is φ = 102248520000.

The previous prime is 204512352497. The next prime is 204512352557. The reversal of 204512352544 is 445253215402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207649 + ... + 672415.

It is an arithmetic number, because the mean of its divisors is an integer number (16777660032).

Almost surely, 2^204512352544 is an apocalyptic number.

It is an amenable number.

204512352544 is a deficient number, since it is larger than the sum of its proper divisors (198151488224).

204512352544 is a wasteful number, since it uses less digits than its factorization.

204512352544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478528 (or 478520 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 204512352544 its reverse (445253215402), we get a palindrome (649765567946).

The spelling of 204512352544 in words is "two hundred four billion, five hundred twelve million, three hundred fifty-two thousand, five hundred forty-four".