255312312 has 32 divisors (see below), whose sum is σ = 638843280. Its totient is φ = 85029120.

The previous prime is 255312251. The next prime is 255312331. The reversal of 255312312 is 213213552.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 27678 + ... + 35730.

Almost surely, 2^255312312 is an apocalyptic number.

It is an amenable number.

255312312 is an abundant number, since it is smaller than the sum of its proper divisors (383530968).

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

255312312 is a wasteful number, since it uses less digits than its factorization.

255312312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9383 (or 9379 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 255312312 is about 15978.4952983690. The cubic root of 255312312 is about 634.3913501638.

Adding to 255312312 its reverse (213213552), we get a palindrome (468525864).

The spelling of 255312312 in words is "two hundred fifty-five million, three hundred twelve thousand, three hundred twelve".