255523125 has 80 divisors (see below), whose sum is σ = 500689728. Its totient is φ = 114240000.

The previous prime is 255523117. The next prime is 255523133. The reversal of 255523125 is 521325552.

It is an interprime number because it is at equal distance from previous prime (255523117) and next prime (255523133).

It is not a de Polignac number, because 255523125 - 2³ = 255523117 is a prime.

Its product of digits (15000) is a multiple of the sum of its prime factors (1000).

It is a junction number, because it is equal to n+sod(n) for n = 255523092 and 255523101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 267649 + ... + 268601.

Almost surely, 2^255523125 is an apocalyptic number.

255523125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255523125 is a deficient number, since it is larger than the sum of its proper divisors (245166603).

255523125 is a wasteful number, since it uses less digits than its factorization.

255523125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 985 counting only the distinct ones).

The product of its digits is 15000, while the sum is 30.

The square root of 255523125 is about 15985.0907097833. The cubic root of 255523125 is about 634.5659091188.

Adding to 255523125 its reverse (521325552), we get a palindrome (776848677).

The spelling of 255523125 in words is "two hundred fifty-five million, five hundred twenty-three thousand, one hundred twenty-five".