255858164833 has 2 divisors, whose sum is σ = 255858164834. Its totient is φ = 255858164832.

The previous prime is 255858164767. The next prime is 255858164839. The reversal of 255858164833 is 338461858552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249988000144 + 5870164689 = 499988^2 + 76617^2 .

It is a cyclic number.

It is not a de Polignac number, because 255858164833 - 2¹³ = 255858156641 is a prime.

It is not a weakly prime, because it can be changed into another prime (255858164839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127929082416 + 127929082417.

It is an arithmetic number, because the mean of its divisors is an integer number (127929082417).

Almost surely, 2^255858164833 is an apocalyptic number.

It is an amenable number.

255858164833 is a deficient number, since it is larger than the sum of its proper divisors (1).

255858164833 is an equidigital number, since it uses as much as digits as its factorization.

255858164833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648000, while the sum is 58.

The spelling of 255858164833 in words is "two hundred fifty-five billion, eight hundred fifty-eight million, one hundred sixty-four thousand, eight hundred thirty-three".