2555943849 has 8 divisors (see below), whose sum is σ = 3786583520. Its totient is φ = 1703962548.

The previous prime is 2555943847. The next prime is 2555943853. The reversal of 2555943849 is 9483495552.

2555943849 is a `hidden beast` number, since 2 + 5 + 5 + 594 + 3 + 8 + 49 = 666.

It is not a de Polignac number, because 2555943849 - 2¹ = 2555943847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2555943795 and 2555943804.

It is not an unprimeable number, because it can be changed into a prime (2555943847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47332267 + ... + 47332320.

It is an arithmetic number, because the mean of its divisors is an integer number (473322940).

Almost surely, 2^2555943849 is an apocalyptic number.

It is an amenable number.

2555943849 is a deficient number, since it is larger than the sum of its proper divisors (1230639671).

2555943849 is an equidigital number, since it uses as much as digits as its factorization.

2555943849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94664596 (or 94664590 counting only the distinct ones).

The product of its digits is 7776000, while the sum is 54.

The square root of 2555943849 is about 50556.3433112008. The cubic root of 2555943849 is about 1367.2578836910.

The spelling of 2555943849 in words is "two billion, five hundred fifty-five million, nine hundred forty-three thousand, eight hundred forty-nine".