255343060343552 has 144 divisors (see below), whose sum is σ = 523281154556160. Its totient is φ = 124286950502400.

The previous prime is 255343060343549. The next prime is 255343060343669.

255343060343552 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×255343060343552² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 255343060343552.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7631048102 + ... + 7631081562.

It is an arithmetic number, because the mean of its divisors is an integer number (3633896906640).

Almost surely, 2^{255343060343552} 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 255343060343552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261640577278080).

255343060343552 is an abundant number, since it is smaller than the sum of its proper divisors (267938094212608).

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

255343060343552 is a wasteful number, since it uses less digits than its factorization.

255343060343552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35810 (or 35796 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 50.

The spelling of 255343060343552 in words is "two hundred fifty-five trillion, three hundred forty-three billion, sixty million, three hundred forty-three thousand, five hundred fifty-two".