12025424525 has 6 divisors (see below), whose sum is σ = 14911526442. Its totient is φ = 9620339600.

The previous prime is 12025424513. The next prime is 12025424569. The reversal of 12025424525 is 52542452021.

12025424525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1408801156 + 10616623369 = 37534^2 + 103037^2 .

It is not a de Polignac number, because 12025424525 - 2¹⁴ = 12025408141 is a prime.

It is a super-2 number, since 2×12025424525² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12025424491 and 12025424500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 240508466 + ... + 240508515.

It is an arithmetic number, because the mean of its divisors is an integer number (2485254407).

Almost surely, 2^12025424525 is an apocalyptic number.

It is an amenable number.

12025424525 is a deficient number, since it is larger than the sum of its proper divisors (2886101917).

12025424525 is an equidigital number, since it uses as much as digits as its factorization.

12025424525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481016991 (or 481016986 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 12025424525 its reverse (52542452021), we get a palindrome (64567876546).

The spelling of 12025424525 in words is "twelve billion, twenty-five million, four hundred twenty-four thousand, five hundred twenty-five".