255103154325205 has 64 divisors (see below), whose sum is σ = 317316295676160. Its totient is φ = 196764353888256.

The previous prime is 255103154325197. The next prime is 255103154325209. The reversal of 255103154325205 is 502523451301552.

It is a cyclic number.

It is not a de Polignac number, because 255103154325205 - 2³ = 255103154325197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255103154325209) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4173163081 + ... + 4173224209.

It is an arithmetic number, because the mean of its divisors is an integer number (4958067119940).

Almost surely, 2^{255103154325205} is an apocalyptic number.

It is an amenable number.

255103154325205 is a deficient number, since it is larger than the sum of its proper divisors (62213141350955).

255103154325205 is a wasteful number, since it uses less digits than its factorization.

255103154325205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62150.

The product of its (nonzero) digits is 900000, while the sum is 43.

The spelling of 255103154325205 in words is "two hundred fifty-five trillion, one hundred three billion, one hundred fifty-four million, three hundred twenty-five thousand, two hundred five".