275549440743168 has 72 divisors (see below), whose sum is σ = 733368434240400. Its totient is φ = 91849177473024.

The previous prime is 275549440743127. The next prime is 275549440743217. The reversal of 275549440743168 is 861347044945572.

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, 117052038 + ... + 119382906.

It is a 1-persistent number, because it is pandigital, but 2⋅275549440743168 = 551098881486336 is not.

Almost surely, 2^{275549440743168} is an apocalyptic number.

It is an amenable number.

275549440743168 is an abundant number, since it is smaller than the sum of its proper divisors (457818993497232).

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

275549440743168 is a wasteful number, since it uses less digits than its factorization.

275549440743168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484817 (or 2484803 counting only the distinct ones).

The product of its (nonzero) digits is 812851200, while the sum is 69.

The spelling of 275549440743168 in words is "two hundred seventy-five trillion, five hundred forty-nine billion, four hundred forty million, seven hundred forty-three thousand, one hundred sixty-eight".