273252318228 has 36 divisors (see below), whose sum is σ = 714539110740. Its totient is φ = 87943274496.

The previous prime is 273252318191. The next prime is 273252318247. The reversal of 273252318228 is 822813252372.

273252318228 is a `hidden beast` number, since 2 + 7 + 325 + 2 + 318 + 2 + 2 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 227311539984 + 45940778244 = 476772^2 + 214338^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130866925 + ... + 130869012.

Almost surely, 2^273252318228 is an apocalyptic number.

It is an amenable number.

273252318228 is an abundant number, since it is smaller than the sum of its proper divisors (441286792512).

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

273252318228 is a wasteful number, since it uses less digits than its factorization.

273252318228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261735976 (or 261735971 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The spelling of 273252318228 in words is "two hundred seventy-three billion, two hundred fifty-two million, three hundred eighteen thousand, two hundred twenty-eight".