204666315461013 has 24 divisors (see below), whose sum is σ = 317451074285952. Its totient is φ = 116948701579584.

The previous prime is 204666315460903. The next prime is 204666315461039. The reversal of 204666315461013 is 310164513666402.

It is a happy number.

It is not a de Polignac number, because 204666315461013 - 2⁸ = 204666315460757 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204666315461053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15743520 + ... + 25635737.

It is an arithmetic number, because the mean of its divisors is an integer number (13227128095248).

Almost surely, 2^{204666315461013} is an apocalyptic number.

It is an amenable number.

204666315461013 is a deficient number, since it is larger than the sum of its proper divisors (112784758824939).

204666315461013 is a wasteful number, since it uses less digits than its factorization.

204666315461013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41412921 (or 41412914 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 204666315461013 in words is "two hundred four trillion, six hundred sixty-six billion, three hundred fifteen million, four hundred sixty-one thousand, thirteen".