204528825403 has 8 divisors (see below), whose sum is σ = 233793934560. Its totient is φ = 175275392640.

The previous prime is 204528825401. The next prime is 204528825419. The reversal of 204528825403 is 304528825402.

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

It is a cyclic number.

It is not a de Polignac number, because 204528825403 - 2¹ = 204528825401 is a prime.

It is a super-2 number, since 2×204528825403² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204528825403.

It is not an unprimeable number, because it can be changed into a prime (204528825401) 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, 2881528 + ... + 2951653.

It is an arithmetic number, because the mean of its divisors is an integer number (29224241820).

Almost surely, 2^204528825403 is an apocalyptic number.

204528825403 is a deficient number, since it is larger than the sum of its proper divisors (29265109157).

204528825403 is an equidigital number, since it uses as much as digits as its factorization.

204528825403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5838197.

The product of its (nonzero) digits is 614400, while the sum is 43.

Subtracting 204528825403 from its reverse (304528825402), we obtain a palindrome (99999999999).

The spelling of 204528825403 in words is "two hundred four billion, five hundred twenty-eight million, eight hundred twenty-five thousand, four hundred three".