255133521434 has 64 divisors (see below), whose sum is σ = 448129843200. Its totient is φ = 107649734400.

The previous prime is 255133521427. The next prime is 255133521439. The reversal of 255133521434 is 434125331552.

255133521434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×255133521434² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255133521439) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 30694139 + ... + 30702449.

It is an arithmetic number, because the mean of its divisors is an integer number (7002028800).

Almost surely, 2^255133521434 is an apocalyptic number.

255133521434 is a deficient number, since it is larger than the sum of its proper divisors (192996321766).

255133521434 is a wasteful number, since it uses less digits than its factorization.

255133521434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9459.

The product of its digits is 216000, while the sum is 38.

Adding to 255133521434 its reverse (434125331552), we get a palindrome (689258852986).

The spelling of 255133521434 in words is "two hundred fifty-five billion, one hundred thirty-three million, five hundred twenty-one thousand, four hundred thirty-four".