255442343055200 has 144 divisors (see below), whose sum is σ = 731945871153504. Its totient is φ = 85213198540800.

The previous prime is 255442343055187. The next prime is 255442343055217. The reversal of 255442343055200 is 2550343244552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 616207721 + ... + 616622120.

It is an arithmetic number, because the mean of its divisors is an integer number (5082957438566).

Almost surely, 2^{255442343055200} is an apocalyptic number.

255442343055200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255442343055200 is an abundant number, since it is smaller than the sum of its proper divisors (476503528098304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255442343055200 is a wasteful number, since it uses less digits than its factorization.

255442343055200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232829905 (or 1232829892 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 44.

Adding to 255442343055200 its reverse (2550343244552), we get a palindrome (257992686299752).

The spelling of 255442343055200 in words is "two hundred fifty-five trillion, four hundred forty-two billion, three hundred forty-three million, fifty-five thousand, two hundred".