25030300550530 has 32 divisors (see below), whose sum is σ = 49150614542400. Its totient is φ = 9101889289920.

The previous prime is 25030300550509. The next prime is 25030300550561. The reversal of 25030300550530 is 3505500303052.

It is a junction number, because it is equal to n+sod(n) for n = 25030300550492 and 25030300550501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50496252 + ... + 50989528.

It is an arithmetic number, because the mean of its divisors is an integer number (1535956704450).

Almost surely, 2^{25030300550530} is an apocalyptic number.

25030300550530 is a deficient number, since it is larger than the sum of its proper divisors (24120313991870).

25030300550530 is a wasteful number, since it uses less digits than its factorization.

25030300550530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954594.

The product of its (nonzero) digits is 33750, while the sum is 31.

Adding to 25030300550530 its reverse (3505500303052), we get a palindrome (28535800853582).

The spelling of 25030300550530 in words is "twenty-five trillion, thirty billion, three hundred million, five hundred fifty thousand, five hundred thirty".