255467345220 has 36 divisors (see below), whose sum is σ = 774917614380. Its totient is φ = 68124625344.

The previous prime is 255467345207. The next prime is 255467345227. The reversal of 255467345220 is 22543764552.

255467345220 is a `hidden beast` number, since 2 + 5 + 54 + 6 + 73 + 4 + 522 + 0 = 666.

255467345220 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 2 ways, for example, as 203884759296 + 51582585924 = 451536^2 + 227118^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (255467345227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 709631335 + ... + 709631694.

Almost surely, 2^255467345220 is an apocalyptic number.

255467345220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255467345220 is an abundant number, since it is smaller than the sum of its proper divisors (519450269160).

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

255467345220 is a wasteful number, since it uses less digits than its factorization.

255467345220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1419263044 (or 1419263039 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 45.

The spelling of 255467345220 in words is "two hundred fifty-five billion, four hundred sixty-seven million, three hundred forty-five thousand, two hundred twenty".