255665116 has 24 divisors (see below), whose sum is σ = 525152096. Its totient is φ = 106608960.

The previous prime is 255664999. The next prime is 255665129. The reversal of 255665116 is 611566552.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122355 + ... + 124426.

Almost surely, 2^255665116 is an apocalyptic number.

It is an amenable number.

255665116 is an abundant number, since it is smaller than the sum of its proper divisors (269486980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255665116 is a wasteful number, since it uses less digits than its factorization.

255665116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246829 (or 246827 counting only the distinct ones).

The product of its digits is 54000, while the sum is 37.

The square root of 255665116 is about 15989.5314502958. The cubic root of 255665116 is about 634.6834274628.

The spelling of 255665116 in words is "two hundred fifty-five million, six hundred sixty-five thousand, one hundred sixteen".