255366495 has 24 divisors (see below), whose sum is σ = 443149200. Its totient is φ = 136037376.

The previous prime is 255366421. The next prime is 255366509. The reversal of 255366495 is 594663552.

255366495 is a `hidden beast` number, since 2 + 553 + 6 + 6 + 4 + 95 = 666.

It is not a de Polignac number, because 255366495 - 2⁸ = 255366239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 255366495.

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 23 ways as a sum of consecutive naturals, for example, 43071 + ... + 48639.

It is an arithmetic number, because the mean of its divisors is an integer number (18464550).

Almost surely, 2^255366495 is an apocalyptic number.

255366495 is a deficient number, since it is larger than the sum of its proper divisors (187782705).

255366495 is a wasteful number, since it uses less digits than its factorization.

255366495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6599 (or 6596 counting only the distinct ones).

The product of its digits is 972000, while the sum is 45.

The square root of 255366495 is about 15980.1907059960. The cubic root of 255366495 is about 634.4362243481.

The spelling of 255366495 in words is "two hundred fifty-five million, three hundred sixty-six thousand, four hundred ninety-five".