255543288000 has 1344 divisors, whose sum is σ = 1142702905344. Its totient is φ = 48964608000.

The previous prime is 255543287977. The next prime is 255543288037. The reversal of 255543288000 is 882345552.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 264263517 + ... + 264264483.

It is an arithmetic number, because the mean of its divisors is an integer number (850225376).

Almost surely, 2^255543288000 is an apocalyptic number.

255543288000 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 255543288000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571351452672).

255543288000 is an abundant number, since it is smaller than the sum of its proper divisors (887159617344).

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

255543288000 is a wasteful number, since it uses less digits than its factorization.

255543288000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 42.

The spelling of 255543288000 in words is "two hundred fifty-five billion, five hundred forty-three million, two hundred eighty-eight thousand".