255610310005 has 8 divisors (see below), whose sum is σ = 314213649624. Its totient is φ = 199500729600.

The previous prime is 255610310003. The next prime is 255610310017. The reversal of 255610310005 is 500013016552.

It can be written as a sum of positive squares in 4 ways, for example, as 214505316 + 255395804689 = 14646^2 + 505367^2 .

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

It is not a de Polignac number, because 255610310005 - 2¹ = 255610310003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255610310003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623439576 + ... + 623439985.

It is an arithmetic number, because the mean of its divisors is an integer number (39276706203).

Almost surely, 2^255610310005 is an apocalyptic number.

It is an amenable number.

255610310005 is a deficient number, since it is larger than the sum of its proper divisors (58603339619).

255610310005 is a wasteful number, since it uses less digits than its factorization.

255610310005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246879607.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 255610310005 its reverse (500013016552), we get a palindrome (755623326557).

The spelling of 255610310005 in words is "two hundred fifty-five billion, six hundred ten million, three hundred ten thousand, five".