204350420535145 has 8 divisors (see below), whose sum is σ = 245353271575104. Its totient is φ = 163391825139504.

The previous prime is 204350420535139. The next prime is 204350420535167. The reversal of 204350420535145 is 541535024053402.

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 204350420535145 - 2¹¹ = 204350420533097 is a prime.

It is a super-2 number, since 2×204350420535145² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11063900919 + ... + 11063919388.

It is an arithmetic number, because the mean of its divisors is an integer number (30669158946888).

Almost surely, 2^{204350420535145} is an apocalyptic number.

It is an amenable number.

204350420535145 is a deficient number, since it is larger than the sum of its proper divisors (41002851039959).

204350420535145 is a wasteful number, since it uses less digits than its factorization.

204350420535145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22127822159.

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

Adding to 204350420535145 its reverse (541535024053402), we get a palindrome (745885444588547).

The spelling of 204350420535145 in words is "two hundred four trillion, three hundred fifty billion, four hundred twenty million, five hundred thirty-five thousand, one hundred forty-five".