255782698323 has 4 divisors (see below), whose sum is σ = 341043597768. Its totient is φ = 170521798880.

The previous prime is 255782698279. The next prime is 255782698351. The reversal of 255782698323 is 323896287552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 255782698323 - 2¹⁴ = 255782681939 is a prime.

It is a super-2 number, since 2×255782698323² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255782698393) 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 in 3 ways as a sum of consecutive naturals, for example, 42630449718 + ... + 42630449723.

It is an arithmetic number, because the mean of its divisors is an integer number (85260899442).

Almost surely, 2^255782698323 is an apocalyptic number.

255782698323 is a deficient number, since it is larger than the sum of its proper divisors (85260899445).

255782698323 is an equidigital number, since it uses as much as digits as its factorization.

255782698323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85260899444.

The product of its digits is 43545600, while the sum is 60.

The spelling of 255782698323 in words is "two hundred fifty-five billion, seven hundred eighty-two million, six hundred ninety-eight thousand, three hundred twenty-three".