255376305133 has 2 divisors, whose sum is σ = 255376305134. Its totient is φ = 255376305132.

The previous prime is 255376305127. The next prime is 255376305161. The reversal of 255376305133 is 331503673552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200778374889 + 54597930244 = 448083^2 + 233662^2 .

It is a cyclic number.

It is not a de Polignac number, because 255376305133 - 2⁵ = 255376305101 is a prime.

It is a super-4 number, since 4×255376305133⁴ (a number of 47 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 255376305133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255376305533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127688152566 + 127688152567.

It is an arithmetic number, because the mean of its divisors is an integer number (127688152567).

Almost surely, 2^255376305133 is an apocalyptic number.

It is an amenable number.

255376305133 is a deficient number, since it is larger than the sum of its proper divisors (1).

255376305133 is an equidigital number, since it uses as much as digits as its factorization.

255376305133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 850500, while the sum is 43.

Adding to 255376305133 its reverse (331503673552), we get a palindrome (586879978685).

The spelling of 255376305133 in words is "two hundred fifty-five billion, three hundred seventy-six million, three hundred five thousand, one hundred thirty-three".