255354504533321 has 8 divisors (see below), whose sum is σ = 257425829136000. Its totient is φ = 253287947077360.

The previous prime is 255354504533287. The next prime is 255354504533329. The reversal of 255354504533321 is 123335405453552.

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

It is a cyclic number.

It is not a de Polignac number, because 255354504533321 - 2²² = 255354500339017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 255354504533321.

It is not an unprimeable number, because it can be changed into a prime (255354504533329) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1191679115 + ... + 1191893376.

It is an arithmetic number, because the mean of its divisors is an integer number (32178228642000).

Almost surely, 2^{255354504533321} is an apocalyptic number.

It is an amenable number.

255354504533321 is a deficient number, since it is larger than the sum of its proper divisors (2071324602679).

255354504533321 is a wasteful number, since it uses less digits than its factorization.

255354504533321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383573359.

The product of its (nonzero) digits is 16200000, while the sum is 50.

Adding to 255354504533321 its reverse (123335405453552), we get a palindrome (378689909986873).

The spelling of 255354504533321 in words is "two hundred fifty-five trillion, three hundred fifty-four billion, five hundred four million, five hundred thirty-three thousand, three hundred twenty-one".