275510145042197 has 4 divisors (see below), whose sum is σ = 296703233122380. Its totient is φ = 254317056962016.

The previous prime is 275510145042173. The next prime is 275510145042221. The reversal of 275510145042197 is 791240541015572.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (275510145042173) and next prime (275510145042221).

It can be written as a sum of positive squares in 2 ways, for example, as 84577194055396 + 190932950986801 = 9196586^2 + 13817849^2 .

It is a cyclic number.

It is not a de Polignac number, because 275510145042197 - 2³⁰ = 275509071300373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275510145042107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10596544040072 + ... + 10596544040097.

It is an arithmetic number, because the mean of its divisors is an integer number (74175808280595).

Almost surely, 2^{275510145042197} is an apocalyptic number.

It is an amenable number.

275510145042197 is a deficient number, since it is larger than the sum of its proper divisors (21193088080183).

275510145042197 is a wasteful number, since it uses less digits than its factorization.

275510145042197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21193088080182.

The product of its (nonzero) digits is 3528000, while the sum is 53.

The spelling of 275510145042197 in words is "two hundred seventy-five trillion, five hundred ten billion, one hundred forty-five million, forty-two thousand, one hundred ninety-seven".