255500755 has 8 divisors (see below), whose sum is σ = 310046400. Its totient is φ = 202103616.

The previous prime is 255500747. The next prime is 255500761. The reversal of 255500755 is 557005552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 255500755 - 2³ = 255500747 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255500755.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286635 + ... + 287524.

It is an arithmetic number, because the mean of its divisors is an integer number (38755800).

Almost surely, 2^255500755 is an apocalyptic number.

255500755 is a deficient number, since it is larger than the sum of its proper divisors (54545645).

255500755 is an equidigital number, since it uses as much as digits as its factorization.

255500755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574253.

The product of its (nonzero) digits is 43750, while the sum is 34.

The square root of 255500755 is about 15984.3909799529. The cubic root of 255500755 is about 634.5473906988.

The spelling of 255500755 in words is "two hundred fifty-five million, five hundred thousand, seven hundred fifty-five".