2855544311 has 4 divisors (see below), whose sum is σ = 2856049512. Its totient is φ = 2855039112.

The previous prime is 2855544299. The next prime is 2855544313. The reversal of 2855544311 is 1134455582.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2855544311 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 (2855544313) 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 3 ways as a sum of consecutive naturals, for example, 244025 + ... + 255458.

It is an arithmetic number, because the mean of its divisors is an integer number (714012378).

Almost surely, 2^2855544311 is an apocalyptic number.

2855544311 is a deficient number, since it is larger than the sum of its proper divisors (505201).

2855544311 is an equidigital number, since it uses as much as digits as its factorization.

2855544311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505200.

The product of its digits is 96000, while the sum is 38.

The square root of 2855544311 is about 53437.2932604188. The cubic root of 2855544311 is about 1418.7187263808.

Adding to 2855544311 its reverse (1134455582), we get a palindrome (3989999893).

The spelling of 2855544311 in words is "two billion, eight hundred fifty-five million, five hundred forty-four thousand, three hundred eleven".