2551420324 has 24 divisors (see below), whose sum is σ = 4583577600. Its totient is φ = 1241958720.

The previous prime is 2551420309. The next prime is 2551420327. The reversal of 2551420324 is 4230241552.

It is a junction number, because it is equal to n+sod(n) for n = 2551420292 and 2551420301.

It is not an unprimeable number, because it can be changed into a prime (2551420327) 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 7 ways as a sum of consecutive naturals, for example, 62317 + ... + 94795.

It is an arithmetic number, because the mean of its divisors is an integer number (190982400).

Almost surely, 2^2551420324 is an apocalyptic number.

It is an amenable number.

2551420324 is a deficient number, since it is larger than the sum of its proper divisors (2032157276).

2551420324 is a wasteful number, since it uses less digits than its factorization.

2551420324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33003 (or 33001 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 2551420324 is about 50511.5860372648. The cubic root of 2551420324 is about 1366.4508136062.

Adding to 2551420324 its reverse (4230241552), we get a palindrome (6781661876).

The spelling of 2551420324 in words is "two billion, five hundred fifty-one million, four hundred twenty thousand, three hundred twenty-four".