204414324144123 has 16 divisors (see below), whose sum is σ = 272891087410176. Its totient is φ = 136106914920480.

The previous prime is 204414324144119. The next prime is 204414324144131. The reversal of 204414324144123 is 321441423414402.

It is a happy number.

It is not a de Polignac number, because 204414324144123 - 2² = 204414324144119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204414324144103) 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, 27695161 + ... + 34290677.

It is an arithmetic number, because the mean of its divisors is an integer number (17055692963136).

Almost surely, 2^{204414324144123} is an apocalyptic number.

204414324144123 is a deficient number, since it is larger than the sum of its proper divisors (68476763266053).

204414324144123 is a wasteful number, since it uses less digits than its factorization.

204414324144123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6608354.

The product of its (nonzero) digits is 294912, while the sum is 39.

Adding to 204414324144123 its reverse (321441423414402), we get a palindrome (525855747558525).

The spelling of 204414324144123 in words is "two hundred four trillion, four hundred fourteen billion, three hundred twenty-four million, one hundred forty-four thousand, one hundred twenty-three".