255525354220453 has 2 divisors, whose sum is σ = 255525354220454. Its totient is φ = 255525354220452.

The previous prime is 255525354220399. The next prime is 255525354220457. The reversal of 255525354220453 is 354022453525552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 255322752507684 + 202601712769 = 15978822^2 + 450113^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255525354220453 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255525354220453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255525354220457) 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 as a sum of consecutive naturals, namely, 127762677110226 + 127762677110227.

It is an arithmetic number, because the mean of its divisors is an integer number (127762677110227).

Almost surely, 2^{255525354220453} is an apocalyptic number.

It is an amenable number.

255525354220453 is a deficient number, since it is larger than the sum of its proper divisors (1).

255525354220453 is an equidigital number, since it uses as much as digits as its factorization.

255525354220453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000000, while the sum is 52.

The spelling of 255525354220453 in words is "two hundred fifty-five trillion, five hundred twenty-five billion, three hundred fifty-four million, two hundred twenty thousand, four hundred fifty-three".