255232250177 has 4 divisors (see below), whose sum is σ = 255690477396. Its totient is φ = 254774022960.

The previous prime is 255232250173. The next prime is 255232250179. The reversal of 255232250177 is 771052232552.

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 22089093376 + 233143156801 = 148624^2 + 482849^2 .

It is a cyclic number.

It is not a de Polignac number, because 255232250177 - 2² = 255232250173 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255232250171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229112774 + ... + 229113887.

It is an arithmetic number, because the mean of its divisors is an integer number (63922619349).

Almost surely, 2^255232250177 is an apocalyptic number.

It is an amenable number.

255232250177 is a deficient number, since it is larger than the sum of its proper divisors (458227219).

255232250177 is an equidigital number, since it uses as much as digits as its factorization.

255232250177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458227218.

The product of its (nonzero) digits is 294000, while the sum is 41.

The spelling of 255232250177 in words is "two hundred fifty-five billion, two hundred thirty-two million, two hundred fifty thousand, one hundred seventy-seven".