2775161325243 has 16 divisors (see below), whose sum is σ = 3709893390336. Its totient is φ = 1845274609920.

The previous prime is 2775161325241. The next prime is 2775161325257. The reversal of 2775161325243 is 3425231615772.

It is not a de Polignac number, because 2775161325243 - 2¹ = 2775161325241 is a prime.

It is a super-2 number, since 2×2775161325243² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2775161325192 and 2775161325201.

It is not an unprimeable number, because it can be changed into a prime (2775161325241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1016038 + ... + 2565668.

It is an arithmetic number, because the mean of its divisors is an integer number (231868336896).

Almost surely, 2^{2775161325243} is an apocalyptic number.

2775161325243 is a deficient number, since it is larger than the sum of its proper divisors (934732065093).

2775161325243 is a wasteful number, since it uses less digits than its factorization.

2775161325243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551194.

The product of its digits is 2116800, while the sum is 48.

The spelling of 2775161325243 in words is "two trillion, seven hundred seventy-five billion, one hundred sixty-one million, three hundred twenty-five thousand, two hundred forty-three".