2843945255 has 4 divisors (see below), whose sum is σ = 3412734312. Its totient is φ = 2275156200.

The previous prime is 2843945243. The next prime is 2843945261. The reversal of 2843945255 is 5525493482.

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

It is not a de Polignac number, because 2843945255 - 2¹⁸ = 2843683111 is a prime.

It is a super-2 number, since 2×2843945255² = 16176049226874030050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284394521 + ... + 284394530.

It is an arithmetic number, because the mean of its divisors is an integer number (853183578).

Almost surely, 2^2843945255 is an apocalyptic number.

2843945255 is a deficient number, since it is larger than the sum of its proper divisors (568789057).

2843945255 is an equidigital number, since it uses as much as digits as its factorization.

2843945255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568789056.

The product of its digits is 1728000, while the sum is 47.

The square root of 2843945255 is about 53328.6532269473. The cubic root of 2843945255 is about 1416.7952017786.

The spelling of 2843945255 in words is "two billion, eight hundred forty-three million, nine hundred forty-five thousand, two hundred fifty-five".