25252550030028 has 12 divisors (see below), whose sum is σ = 58922616736760. Its totient is φ = 8417516676672.

The previous prime is 25252550030027. The next prime is 25252550030033. The reversal of 25252550030028 is 82003005525252.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (25252550030027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1052189584573 + ... + 1052189584596.

Almost surely, 2^{25252550030028} is an apocalyptic number.

It is an amenable number.

25252550030028 is an abundant number, since it is smaller than the sum of its proper divisors (33670066706732).

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

25252550030028 is a wasteful number, since it uses less digits than its factorization.

25252550030028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104379169176 (or 2104379169174 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 25252550030028 in words is "twenty-five trillion, two hundred fifty-two billion, five hundred fifty million, thirty thousand, twenty-eight".