25525050005530 has 16 divisors (see below), whose sum is σ = 45945822157344. Its totient is φ = 10209857302800.

The previous prime is 25525050005467. The next prime is 25525050005591. The reversal of 25525050005530 is 3550005052552.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 25525050005530.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19677492 + ... + 20934511.

It is an arithmetic number, because the mean of its divisors is an integer number (2871613884834).

Almost surely, 2^{25525050005530} is an apocalyptic number.

25525050005530 is a deficient number, since it is larger than the sum of its proper divisors (20420772151814).

25525050005530 is a wasteful number, since it uses less digits than its factorization.

25525050005530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40674861.

The product of its (nonzero) digits is 187500, while the sum is 37.

The spelling of 25525050005530 in words is "twenty-five trillion, five hundred twenty-five billion, fifty million, five thousand, five hundred thirty".