255575776 has 12 divisors (see below), whose sum is σ = 503164872. Its totient is φ = 127787872.

The previous prime is 255575767. The next prime is 255575777. The reversal of 255575776 is 677575552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255575777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3993340 + ... + 3993403.

It is an arithmetic number, because the mean of its divisors is an integer number (41930406).

Almost surely, 2^255575776 is an apocalyptic number.

It is an amenable number.

255575776 is a deficient number, since it is larger than the sum of its proper divisors (247589096).

255575776 is an equidigital number, since it uses as much as digits as its factorization.

255575776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7986753 (or 7986745 counting only the distinct ones).

The product of its digits is 2572500, while the sum is 49.

The square root of 255575776 is about 15986.7375033182. The cubic root of 255575776 is about 634.6094906083.

The spelling of 255575776 in words is "two hundred fifty-five million, five hundred seventy-five thousand, seven hundred seventy-six".