255523141505245 has 16 divisors (see below), whose sum is σ = 306718380661680. Its totient is φ = 204358108114944.

The previous prime is 255523141505243. The next prime is 255523141505287. The reversal of 255523141505245 is 542505141325552.

255523141505245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 153837658603161 + 101685482902084 = 12403131^2 + 10083922^2 .

It is a cyclic number.

It is not a de Polignac number, because 255523141505245 - 2¹ = 255523141505243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255523141505243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1340128957 + ... + 1340319613.

It is an arithmetic number, because the mean of its divisors is an integer number (19169898791355).

Almost surely, 2^{255523141505245} is an apocalyptic number.

It is an amenable number.

255523141505245 is a deficient number, since it is larger than the sum of its proper divisors (51195239156435).

255523141505245 is a wasteful number, since it uses less digits than its factorization.

255523141505245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268464.

The product of its (nonzero) digits is 6000000, while the sum is 49.

The spelling of 255523141505245 in words is "two hundred fifty-five trillion, five hundred twenty-three billion, one hundred forty-one million, five hundred five thousand, two hundred forty-five".