255661452 has 36 divisors (see below), whose sum is σ = 647499216. Its totient is φ = 85056480.

The previous prime is 255661447. The next prime is 255661457. The reversal of 255661452 is 254166552.

255661452 is a `hidden beast` number, since 2 + 556 + 61 + 45 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (255661447) and next prime (255661457).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (255661457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12913 + ... + 26039.

Almost surely, 2^255661452 is an apocalyptic number.

It is an amenable number.

255661452 is an abundant number, since it is smaller than the sum of its proper divisors (391837764).

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

255661452 is a wasteful number, since it uses less digits than its factorization.

255661452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13678 (or 13673 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 255661452 is about 15989.4168749207. The cubic root of 255661452 is about 634.6803955133.

The spelling of 255661452 in words is "two hundred fifty-five million, six hundred sixty-one thousand, four hundred fifty-two".