204030252403 has 8 divisors (see below), whose sum is σ = 215100645120. Its totient is φ = 192993055560.

The previous prime is 204030252337. The next prime is 204030252407. The reversal of 204030252403 is 304252030402.

204030252403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 204030252403 - 2²¹ = 204028155251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204030252407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8286343 + ... + 8310928.

It is an arithmetic number, because the mean of its divisors is an integer number (26887580640).

Almost surely, 2^204030252403 is an apocalyptic number.

204030252403 is a deficient number, since it is larger than the sum of its proper divisors (11070392717).

204030252403 is a wasteful number, since it uses less digits than its factorization.

204030252403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16597937.

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 204030252403 its reverse (304252030402), we get a palindrome (508282282805).

The spelling of 204030252403 in words is "two hundred four billion, thirty million, two hundred fifty-two thousand, four hundred three".