255330775 has 24 divisors (see below), whose sum is σ = 370265984. Its totient is φ = 171007200.

The previous prime is 255330767. The next prime is 255330793. The reversal of 255330775 is 577033552.

It is not a de Polignac number, because 255330775 - 2³ = 255330767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9441 + ... + 24490.

Almost surely, 2^255330775 is an apocalyptic number.

255330775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255330775 is a deficient number, since it is larger than the sum of its proper divisors (114935209).

255330775 is a wasteful number, since it uses less digits than its factorization.

255330775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33991 (or 33986 counting only the distinct ones).

The product of its (nonzero) digits is 110250, while the sum is 37.

The square root of 255330775 is about 15979.0730331894. The cubic root of 255330775 is about 634.4066418734.

The spelling of 255330775 in words is "two hundred fifty-five million, three hundred thirty thousand, seven hundred seventy-five".