255782698351 has 2 divisors, whose sum is σ = 255782698352. Its totient is φ = 255782698350.

The previous prime is 255782698279. The next prime is 255782698357. The reversal of 255782698351 is 153896287552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255782698351 - 2²⁵ = 255749143919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255782698351.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255782698357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127891349175 + 127891349176.

It is an arithmetic number, because the mean of its divisors is an integer number (127891349176).

Almost surely, 2^255782698351 is an apocalyptic number.

255782698351 is a deficient number, since it is larger than the sum of its proper divisors (1).

255782698351 is an equidigital number, since it uses as much as digits as its factorization.

255782698351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288000, while the sum is 61.

The spelling of 255782698351 in words is "two hundred fifty-five billion, seven hundred eighty-two million, six hundred ninety-eight thousand, three hundred fifty-one".