255116426 has 4 divisors (see below), whose sum is σ = 382674642. Its totient is φ = 127558212.

The previous prime is 255116417. The next prime is 255116429. The reversal of 255116426 is 624611552.

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

It can be written as a sum of positive squares in only one way, i.e., 157126225 + 97990201 = 12535^2 + 9899^2 .

It is a junction number, because it is equal to n+sod(n) for n = 255116392 and 255116401.

It is not an unprimeable number, because it can be changed into a prime (255116429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63779105 + ... + 63779108.

Almost surely, 2^255116426 is an apocalyptic number.

255116426 is a deficient number, since it is larger than the sum of its proper divisors (127558216).

255116426 is a wasteful number, since it uses less digits than its factorization.

255116426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127558215.

The product of its digits is 14400, while the sum is 32.

The square root of 255116426 is about 15972.3644461301. The cubic root of 255116426 is about 634.2290650291.

Adding to 255116426 its reverse (624611552), we get a palindrome (879727978).

The spelling of 255116426 in words is "two hundred fifty-five million, one hundred sixteen thousand, four hundred twenty-six".