2555344242 has 48 divisors (see below), whose sum is σ = 6044220000. Its totient is φ = 773793600.

The previous prime is 2555344241. The next prime is 2555344303. The reversal of 2555344242 is 2424435552.

2555344242 is a `hidden beast` number, since 25 + 55 + 344 + 242 = 666.

It is a super-3 number, since 3×2555344242³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2555344197 and 2555344206.

It is not an unprimeable number, because it can be changed into a prime (2555344241) 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 23 ways as a sum of consecutive naturals, for example, 337009 + ... + 344507.

It is an arithmetic number, because the mean of its divisors is an integer number (125921250).

Almost surely, 2^2555344242 is an apocalyptic number.

2555344242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2555344242 is an abundant number, since it is smaller than the sum of its proper divisors (3488875758).

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

2555344242 is a wasteful number, since it uses less digits than its factorization.

2555344242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9239 (or 9236 counting only the distinct ones).

The product of its digits is 192000, while the sum is 36.

The square root of 2555344242 is about 50550.4128766522. The cubic root of 2555344242 is about 1367.1509588702.

Adding to 2555344242 its reverse (2424435552), we get a palindrome (4979779794).

The spelling of 2555344242 in words is "two billion, five hundred fifty-five million, three hundred forty-four thousand, two hundred forty-two".