204325135405045 has 8 divisors (see below), whose sum is σ = 245190647224224. Its totient is φ = 163459785165264.

The previous prime is 204325135404989. The next prime is 204325135405049. The reversal of 204325135405045 is 540504531523402.

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 204325135405045 - 2³⁷ = 204187696451573 is a prime.

It is a super-2 number, since 2×204325135405045² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204325135404992 and 204325135405010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204325135405049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37595199 + ... + 42685468.

It is an arithmetic number, because the mean of its divisors is an integer number (30648830903028).

Almost surely, 2^{204325135405045} is an apocalyptic number.

It is an amenable number.

204325135405045 is a deficient number, since it is larger than the sum of its proper divisors (40865511819179).

204325135405045 is an equidigital number, since it uses as much as digits as its factorization.

204325135405045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80789699.

The product of its (nonzero) digits is 1440000, while the sum is 43.

Adding to 204325135405045 its reverse (540504531523402), we get a palindrome (744829666928447).

The spelling of 204325135405045 in words is "two hundred four trillion, three hundred twenty-five billion, one hundred thirty-five million, four hundred five thousand, forty-five".