204300123435 has 24 divisors (see below), whose sum is σ = 354662562384. Its totient is φ = 108793189440.

The previous prime is 204300123427. The next prime is 204300123473. The reversal of 204300123435 is 534321003402.

204300123435 is a `hidden beast` number, since 2 + 0 + 4 + 300 + 12 + 343 + 5 = 666.

It is not a de Polignac number, because 204300123435 - 2³ = 204300123427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204300123399 and 204300123408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3446881 + ... + 3505650.

It is an arithmetic number, because the mean of its divisors is an integer number (14777606766).

Almost surely, 2^204300123435 is an apocalyptic number.

204300123435 is a deficient number, since it is larger than the sum of its proper divisors (150362438949).

204300123435 is a wasteful number, since it uses less digits than its factorization.

204300123435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6953195 (or 6953192 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 204300123435 its reverse (534321003402), we get a palindrome (738621126837).

The spelling of 204300123435 in words is "two hundred four billion, three hundred million, one hundred twenty-three thousand, four hundred thirty-five".