255255545 has 8 divisors (see below), whose sum is σ = 313777800. Its totient is φ = 199223680.

The previous prime is 255255521. The next prime is 255255577. The reversal of 255255545 is 545552552.

It can be written as a sum of positive squares in 4 ways, for example, as 9048064 + 246207481 = 3008^2 + 15691^2 .

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

It is not a de Polignac number, because 255255545 - 2²⁰ = 254206969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255255499 and 255255508.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 622370 + ... + 622779.

It is an arithmetic number, because the mean of its divisors is an integer number (39222225).

Almost surely, 2^255255545 is an apocalyptic number.

It is an amenable number.

255255545 is a deficient number, since it is larger than the sum of its proper divisors (58522255).

255255545 is a wasteful number, since it uses less digits than its factorization.

255255545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245195.

The product of its digits is 250000, while the sum is 38.

The square root of 255255545 is about 15976.7188433671. The cubic root of 255255545 is about 634.3443291084.

The spelling of 255255545 in words is "two hundred fifty-five million, two hundred fifty-five thousand, five hundred forty-five".