204103413450 has 36 divisors (see below), whose sum is σ = 548357838678. Its totient is φ = 54427576800.

The previous prime is 204103413383. The next prime is 204103413457. The reversal of 204103413450 is 54314301402.

It is a happy number.

204103413450 is a `hidden beast` number, since 204 + 1 + 0 + 3 + 4 + 1 + 3 + 450 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 117422043561 + 86681369889 = 342669^2 + 294417^2 .

It is not an unprimeable number, because it can be changed into a prime (204103413457) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 226781121 + ... + 226782020.

Almost surely, 2^204103413450 is an apocalyptic number.

204103413450 is an abundant number, since it is smaller than the sum of its proper divisors (344254425228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204103413450 is a wasteful number, since it uses less digits than its factorization.

204103413450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453563159 (or 453563151 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 204103413450 its reverse (54314301402), we get a palindrome (258417714852).

The spelling of 204103413450 in words is "two hundred four billion, one hundred three million, four hundred thirteen thousand, four hundred fifty".