2555520324 has 144 divisors (see below), whose sum is σ = 7210498176. Its totient is φ = 701836800.

The previous prime is 2555520259. The next prime is 2555520419. The reversal of 2555520324 is 4230255552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1710922 + ... + 1712414.

It is an arithmetic number, because the mean of its divisors is an integer number (50072904).

Almost surely, 2^2555520324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555520324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3605249088).

2555520324 is an abundant number, since it is smaller than the sum of its proper divisors (4654977852).

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

2555520324 is a wasteful number, since it uses less digits than its factorization.

2555520324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626 (or 1617 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 2555520324 is about 50552.1544941459. The cubic root of 2555520324 is about 1367.1823603988.

Adding to 2555520324 its reverse (4230255552), we get a palindrome (6785775876).

The spelling of 2555520324 in words is "two billion, five hundred fifty-five million, five hundred twenty thousand, three hundred twenty-four".