255403340305104 has 40 divisors (see below), whose sum is σ = 665845099738720. Its totient is φ = 84353396796288.

The previous prime is 255403340305097. The next prime is 255403340305159. The reversal of 255403340305104 is 401503043304552.

255403340305104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×255403340305104² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24407806342 + ... + 24407816805.

It is an arithmetic number, because the mean of its divisors is an integer number (16646127493468).

Almost surely, 2^{255403340305104} is an apocalyptic number.

255403340305104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

255403340305104 is an abundant number, since it is smaller than the sum of its proper divisors (410441759433616).

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

255403340305104 is a wasteful number, since it uses less digits than its factorization.

255403340305104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48815623267 (or 48815623261 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 255403340305104 its reverse (401503043304552), we get a palindrome (656906383609656).

The spelling of 255403340305104 in words is "two hundred fifty-five trillion, four hundred three billion, three hundred forty million, three hundred five thousand, one hundred four".