205147033305 has 8 divisors (see below), whose sum is σ = 328235253312. Its totient is φ = 109411751088.

The previous prime is 205147033297. The next prime is 205147033321. The reversal of 205147033305 is 503330741502.

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

It is not a de Polignac number, because 205147033305 - 2³ = 205147033297 is a prime.

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, 6838234429 + ... + 6838234458.

It is an arithmetic number, because the mean of its divisors is an integer number (41029406664).

Almost surely, 2^205147033305 is an apocalyptic number.

It is an amenable number.

205147033305 is a deficient number, since it is larger than the sum of its proper divisors (123088220007).

205147033305 is a wasteful number, since it uses less digits than its factorization.

205147033305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13676468895.

The product of its (nonzero) digits is 37800, while the sum is 33.

Adding to 205147033305 its reverse (503330741502), we get a palindrome (708477774807).

The spelling of 205147033305 in words is "two hundred five billion, one hundred forty-seven million, thirty-three thousand, three hundred five".