275640078837213 has 12 divisors (see below), whose sum is σ = 398151293728188. Its totient is φ = 183757969549440.

The previous prime is 275640078837203. The next prime is 275640078837271. The reversal of 275640078837213 is 312738870046572.

It is a happy number.

275640078837213 is a `hidden beast` number, since 2 + 7 + 5 + 6 + 400 + 7 + 8 + 8 + 3 + 7 + 213 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 270877021388964 + 4763057448249 = 16458342^2 + 2182443^2 .

It is not a de Polignac number, because 275640078837213 - 2¹⁰ = 275640078836189 is a prime.

It is a super-2 number, since 2×275640078837213² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275640078837203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172745770 + ... + 174334107.

It is an arithmetic number, because the mean of its divisors is an integer number (33179274477349).

Almost surely, 2^{275640078837213} is an apocalyptic number.

It is an amenable number.

275640078837213 is a deficient number, since it is larger than the sum of its proper divisors (122511214890975).

275640078837213 is a wasteful number, since it uses less digits than its factorization.

275640078837213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347168124 (or 347168121 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 63.

The spelling of 275640078837213 in words is "two hundred seventy-five trillion, six hundred forty billion, seventy-eight million, eight hundred thirty-seven thousand, two hundred thirteen".