204345514245 has 16 divisors (see below), whose sum is σ = 329035328640. Its totient is φ = 108290105664.

The previous prime is 204345514229. The next prime is 204345514277. The reversal of 204345514245 is 542415543402.

204345514245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204345514245 - 2⁴ = 204345514229 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 43383105 + ... + 43387814.

It is an arithmetic number, because the mean of its divisors is an integer number (20564708040).

Almost surely, 2^204345514245 is an apocalyptic number.

It is an amenable number.

204345514245 is a deficient number, since it is larger than the sum of its proper divisors (124689814395).

204345514245 is a wasteful number, since it uses less digits than its factorization.

204345514245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86771084.

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 204345514245 in words is "two hundred four billion, three hundred forty-five million, five hundred fourteen thousand, two hundred forty-five".