255475335653 has 2 divisors, whose sum is σ = 255475335654. Its totient is φ = 255475335652.

The previous prime is 255475335649. The next prime is 255475335679. The reversal of 255475335653 is 356533574552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153677328289 + 101798007364 = 392017^2 + 319058^2 .

It is a cyclic number.

It is not a de Polignac number, because 255475335653 - 2² = 255475335649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255475335595 and 255475335604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255475338653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127737667826 + 127737667827.

It is an arithmetic number, because the mean of its divisors is an integer number (127737667827).

Almost surely, 2^255475335653 is an apocalyptic number.

It is an amenable number.

255475335653 is a deficient number, since it is larger than the sum of its proper divisors (1).

255475335653 is an equidigital number, since it uses as much as digits as its factorization.

255475335653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28350000, while the sum is 53.

The spelling of 255475335653 in words is "two hundred fifty-five billion, four hundred seventy-five million, three hundred thirty-five thousand, six hundred fifty-three".