204152854354 has 4 divisors (see below), whose sum is σ = 306229281534. Its totient is φ = 102076427176.

The previous prime is 204152854319. The next prime is 204152854427. The reversal of 204152854354 is 453458251402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 171582350625 + 32570503729 = 414225^2 + 180473^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 204152854354.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51038213587 + ... + 51038213590.

Almost surely, 2^204152854354 is an apocalyptic number.

204152854354 is a deficient number, since it is larger than the sum of its proper divisors (102076427180).

204152854354 is a wasteful number, since it uses less digits than its factorization.

204152854354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102076427179.

The product of its (nonzero) digits is 768000, while the sum is 43.

The spelling of 204152854354 in words is "two hundred four billion, one hundred fifty-two million, eight hundred fifty-four thousand, three hundred fifty-four".