204345423411 has 8 divisors (see below), whose sum is σ = 272473473024. Its totient is φ = 136223828040.

The previous prime is 204345423389. The next prime is 204345423413. The reversal of 204345423411 is 114324543402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204345423411 - 2⁹ = 204345422899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204345423413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1539195 + ... + 1666676.

It is an arithmetic number, because the mean of its divisors is an integer number (34059184128).

Almost surely, 2^204345423411 is an apocalyptic number.

204345423411 is a deficient number, since it is larger than the sum of its proper divisors (68128049613).

204345423411 is a wasteful number, since it uses less digits than its factorization.

204345423411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3227121.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 204345423411 its reverse (114324543402), we get a palindrome (318669966813).

The spelling of 204345423411 in words is "two hundred four billion, three hundred forty-five million, four hundred twenty-three thousand, four hundred eleven".