204523460604403 has 16 divisors (see below), whose sum is σ = 220794153906816. Its totient is φ = 188728936514560.

The previous prime is 204523460604317. The next prime is 204523460604431. The reversal of 204523460604403 is 304406064325402.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204523460604403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204523460604403.

It is not an unprimeable number, because it can be changed into a prime (204523460604473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77911963 + ... + 80494228.

It is an arithmetic number, because the mean of its divisors is an integer number (13799634619176).

Almost surely, 2^{204523460604403} is an apocalyptic number.

204523460604403 is a deficient number, since it is larger than the sum of its proper divisors (16270693302413).

204523460604403 is a wasteful number, since it uses less digits than its factorization.

204523460604403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158407694.

The product of its (nonzero) digits is 1658880, while the sum is 43.

The spelling of 204523460604403 in words is "two hundred four trillion, five hundred twenty-three billion, four hundred sixty million, six hundred four thousand, four hundred three".