255891339360 has 144 divisors (see below), whose sum is σ = 873421947216. Its totient is φ = 68222628864.

The previous prime is 255891339337. The next prime is 255891339367. The reversal of 255891339360 is 63933198552.

255891339360 is a `hidden beast` number, since 25 + 589 + 1 + 3 + 3 + 9 + 36 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 255891339297 and 255891339306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255891339367) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7509882 + ... + 7543878.

It is an arithmetic number, because the mean of its divisors is an integer number (6065430189).

Almost surely, 2^255891339360 is an apocalyptic number.

255891339360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255891339360 is an abundant number, since it is smaller than the sum of its proper divisors (617530607856).

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

255891339360 is a wasteful number, since it uses less digits than its factorization.

255891339360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39245 (or 39234 counting only the distinct ones).

The product of its (nonzero) digits is 5248800, while the sum is 54.

The spelling of 255891339360 in words is "two hundred fifty-five billion, eight hundred ninety-one million, three hundred thirty-nine thousand, three hundred sixty".