255321066433351 has 8 divisors (see below), whose sum is σ = 255420307138304. Its totient is φ = 255221827015680.

The previous prime is 255321066433333. The next prime is 255321066433421. The reversal of 255321066433351 is 153334660123552.

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 255321066433351 - 2²¹ = 255321064336199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255321066433295 and 255321066433304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255321066433751) 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, 650497306 + ... + 650889688.

It is an arithmetic number, because the mean of its divisors is an integer number (31927538392288).

Almost surely, 2^{255321066433351} is an apocalyptic number.

255321066433351 is a deficient number, since it is larger than the sum of its proper divisors (99240704953).

255321066433351 is a wasteful number, since it uses less digits than its factorization.

255321066433351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643641.

The product of its (nonzero) digits is 5832000, while the sum is 49.

The spelling of 255321066433351 in words is "two hundred fifty-five trillion, three hundred twenty-one billion, sixty-six million, four hundred thirty-three thousand, three hundred fifty-one".