255072329928256 has 63 divisors (see below), whose sum is σ = 506876418040539. Its totient is φ = 127355692844928.

The previous prime is 255072329928223. The next prime is 255072329928277. The reversal of 255072329928256 is 652829923270552.

The square root of 255072329928256 is 15970984.

It is a perfect power (a square), and thus also a powerful number.

It is a super-3 number, since 3×255072329928256³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255072329928191 and 255072329928200.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 178747252215 + ... + 178747253641.

Almost surely, 2^{255072329928256} is an apocalyptic number.

255072329928256 is the 15970984-th square number.

It is an amenable number.

255072329928256 is a deficient number, since it is larger than the sum of its proper divisors (251804088112283).

255072329928256 is an frugal number, since it uses more digits than its factorization.

255072329928256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5664 (or 2828 counting only the distinct ones).

The product of its (nonzero) digits is 326592000, while the sum is 67.

The spelling of 255072329928256 in words is "two hundred fifty-five trillion, seventy-two billion, three hundred twenty-nine million, nine hundred twenty-eight thousand, two hundred fifty-six".