255353210330045 has 4 divisors (see below), whose sum is σ = 306423852396060. Its totient is φ = 204282568264032.

The previous prime is 255353210330027. The next prime is 255353210330047. The reversal of 255353210330045 is 540033012353552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30508853404324 + 224844356925721 = 5523482^2 + 14994811^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255353210330045 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255353210329984 and 255353210330011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255353210330047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25535321033000 + ... + 25535321033009.

It is an arithmetic number, because the mean of its divisors is an integer number (76605963099015).

Almost surely, 2^{255353210330045} is an apocalyptic number.

It is an amenable number.

255353210330045 is a deficient number, since it is larger than the sum of its proper divisors (51070642066015).

255353210330045 is an equidigital number, since it uses as much as digits as its factorization.

255353210330045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51070642066014.

The product of its (nonzero) digits is 810000, while the sum is 41.

Adding to 255353210330045 its reverse (540033012353552), we get a palindrome (795386222683597).

The spelling of 255353210330045 in words is "two hundred fifty-five trillion, three hundred fifty-three billion, two hundred ten million, three hundred thirty thousand, forty-five".