255496923 has 20 divisors (see below), whose sum is σ = 416366808. Its totient is φ = 154846080.

The previous prime is 255496919. The next prime is 255496937. The reversal of 255496923 is 329694552.

255496923 is a `hidden beast` number, since 2 + 554 + 9 + 6 + 92 + 3 = 666.

It is not a de Polignac number, because 255496923 - 2² = 255496919 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (255496223) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 142486 + ... + 144267.

Almost surely, 2^255496923 is an apocalyptic number.

255496923 is a deficient number, since it is larger than the sum of its proper divisors (160869885).

255496923 is a wasteful number, since it uses less digits than its factorization.

255496923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286776 (or 286767 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 255496923 is about 15984.2711125656. The cubic root of 255496923 is about 634.5442183693.

The spelling of 255496923 in words is "two hundred fifty-five million, four hundred ninety-six thousand, nine hundred twenty-three".