255534650250 has 256 divisors, whose sum is σ = 703274876928. Its totient is φ = 61286400000.

The previous prime is 255534650249. The next prime is 255534650269. The reversal of 255534650250 is 52056435552.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 404967435 + ... + 404968065.

It is an arithmetic number, because the mean of its divisors is an integer number (2747167488).

Almost surely, 2^255534650250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255534650250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351637438464).

255534650250 is an abundant number, since it is smaller than the sum of its proper divisors (447740226678).

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

255534650250 is a wasteful number, since it uses less digits than its factorization.

255534650250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110 (or 1100 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 42.

The spelling of 255534650250 in words is "two hundred fifty-five billion, five hundred thirty-four million, six hundred fifty thousand, two hundred fifty".