255960000 has 350 divisors, whose sum is σ = 960130160. Its totient is φ = 67392000.

The previous prime is 255959999. The next prime is 255960059. The reversal of 255960000 is 69552.

255960000 is a `hidden beast` number, since 2 + 5 + 59 + 600 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 49 ways as a sum of consecutive naturals, for example, 3239961 + ... + 3240039.

Almost surely, 2^255960000 is an apocalyptic number.

255960000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255960000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (480065080).

255960000 is an abundant number, since it is smaller than the sum of its proper divisors (704170160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255960000 is an frugal number, since it uses more digits than its factorization.

255960000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 255960000 is about 15998.7499511681. The cubic root of 255960000 is about 634.9273482094.

The spelling of 255960000 in words is "two hundred fifty-five million, nine hundred sixty thousand".