204426485125208 has 16 divisors (see below), whose sum is σ = 383302382263560. Its totient is φ = 102212516521600.

The previous prime is 204426485125207. The next prime is 204426485125217. The reversal of 204426485125208 is 802521584624402.

It is a self number, because there is not a number n which added to its sum of digits gives 204426485125208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204426485125207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89557553 + ... + 91811808.

Almost surely, 2^{204426485125208} is an apocalyptic number.

It is an amenable number.

204426485125208 is a deficient number, since it is larger than the sum of its proper divisors (178875897138352).

204426485125208 is a wasteful number, since it uses less digits than its factorization.

204426485125208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181510258 (or 181510254 counting only the distinct ones).

The product of its (nonzero) digits is 9830400, while the sum is 53.

The spelling of 204426485125208 in words is "two hundred four trillion, four hundred twenty-six billion, four hundred eighty-five million, one hundred twenty-five thousand, two hundred eight".