255028989600 has 2592 divisors, whose sum is σ = 1244800327680. Its totient is φ = 47900160000.

The previous prime is 255028989559. The next prime is 255028989617. The reversal of 255028989600 is 6989820552.

255028989600 is a `hidden beast` number, since 2 + 5 + 5 + 0 + 28 + 9 + 8 + 9 + 600 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 431 ways as a sum of consecutive naturals, for example, 3591957565 + ... + 3591957635.

It is an arithmetic number, because the mean of its divisors is an integer number (480247040).

Almost surely, 2^255028989600 is an apocalyptic number.

255028989600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255028989600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622400163840).

255028989600 is an abundant number, since it is smaller than the sum of its proper divisors (989771338080).

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

255028989600 is a wasteful number, since it uses less digits than its factorization.

255028989600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The spelling of 255028989600 in words is "two hundred fifty-five billion, twenty-eight million, nine hundred eighty-nine thousand, six hundred".