275845655 has 16 divisors (see below), whose sum is σ = 357105024. Its totient is φ = 203773440.

The previous prime is 275845649. The next prime is 275845673. The reversal of 275845655 is 556548572.

It is not a de Polignac number, because 275845655 - 2¹⁰ = 275844631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26111 + ... + 35120.

It is an arithmetic number, because the mean of its divisors is an integer number (22319064).

Almost surely, 2^275845655 is an apocalyptic number.

275845655 is a deficient number, since it is larger than the sum of its proper divisors (81259369).

275845655 is a wasteful number, since it uses less digits than its factorization.

275845655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61306.

The product of its digits is 1680000, while the sum is 47.

The square root of 275845655 is about 16608.6018376021. The cubic root of 275845655 is about 650.9616180888.

The spelling of 275845655 in words is "two hundred seventy-five million, eight hundred forty-five thousand, six hundred fifty-five".