2555449848 has 96 divisors (see below), whose sum is σ = 7920581760. Its totient is φ = 729126720.

The previous prime is 2555449829. The next prime is 2555449849. The reversal of 2555449848 is 8489445552.

2555449848 is a `hidden beast` number, since 2 + 5 + 5 + 544 + 98 + 4 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2555449794 and 2555449803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555449849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 413743 + ... + 419873.

It is an arithmetic number, because the mean of its divisors is an integer number (82506060).

Almost surely, 2^2555449848 is an apocalyptic number.

2555449848 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555449848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3960290880).

2555449848 is an abundant number, since it is smaller than the sum of its proper divisors (5365131912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2555449848 is a wasteful number, since it uses less digits than its factorization.

2555449848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6977 (or 6970 counting only the distinct ones).

The product of its digits is 9216000, while the sum is 54.

The square root of 2555449848 is about 50551.4574270614. The cubic root of 2555449848 is about 1367.1697922564.

The spelling of 2555449848 in words is "two billion, five hundred fifty-five million, four hundred forty-nine thousand, eight hundred forty-eight".