205505153414 has 16 divisors (see below), whose sum is σ = 353980169280. Its totient is φ = 88495041960.

The previous prime is 205505153377. The next prime is 205505153419. The reversal of 205505153414 is 414351505502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205505153419) 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, 245819144 + ... + 245819979.

It is an arithmetic number, because the mean of its divisors is an integer number (22123760580).

Almost surely, 2^205505153414 is an apocalyptic number.

205505153414 is a deficient number, since it is larger than the sum of its proper divisors (148475015866).

205505153414 is a wasteful number, since it uses less digits than its factorization.

205505153414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491639155.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 205505153414 its reverse (414351505502), we get a palindrome (619856658916).

The spelling of 205505153414 in words is "two hundred five billion, five hundred five million, one hundred fifty-three thousand, four hundred fourteen".