255351215252 has 96 divisors (see below), whose sum is σ = 527128922880. Its totient is φ = 105947550720.

The previous prime is 255351215209. The next prime is 255351215267. The reversal of 255351215252 is 252512153552.

255351215252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 330337538 + ... + 330338310.

It is an arithmetic number, because the mean of its divisors is an integer number (5490926280).

Almost surely, 2^255351215252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255351215252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263564461440).

255351215252 is an abundant number, since it is smaller than the sum of its proper divisors (271777707628).

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

255351215252 is a wasteful number, since it uses less digits than its factorization.

255351215252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001 (or 1999 counting only the distinct ones).

The product of its digits is 150000, while the sum is 38.

The spelling of 255351215252 in words is "two hundred fifty-five billion, three hundred fifty-one million, two hundred fifteen thousand, two hundred fifty-two".