25023250125 has 24 divisors (see below), whose sum is σ = 45108580920. Its totient is φ = 13345732800.

The previous prime is 25023250117. The next prime is 25023250129. The reversal of 25023250125 is 52105232052.

25023250125 is a `hidden beast` number, since 2 + 502 + 32 + 5 + 0 + 125 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 611375076 + 24411875049 = 24726^2 + 156243^2 .

It is not a de Polignac number, because 25023250125 - 2³ = 25023250117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25023250129) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 11120320 + ... + 11122569.

It is an arithmetic number, because the mean of its divisors is an integer number (1879524205).

Almost surely, 2^25023250125 is an apocalyptic number.

25023250125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25023250125 is a deficient number, since it is larger than the sum of its proper divisors (20085330795).

25023250125 is a wasteful number, since it uses less digits than its factorization.

25023250125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22242910 (or 22242897 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 25023250125 its reverse (52105232052), we get a palindrome (77128482177).

The spelling of 25023250125 in words is "twenty-five billion, twenty-three million, two hundred fifty thousand, one hundred twenty-five".