12529193025 has 48 divisors (see below), whose sum is σ = 21350419200. Its totient is φ = 6479861760.

The previous prime is 12529193021. The next prime is 12529193051. The reversal of 12529193025 is 52039192521.

It is not a de Polignac number, because 12529193025 - 2² = 12529193021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12529193021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 367921 + ... + 400529.

It is an arithmetic number, because the mean of its divisors is an integer number (444800400).

Almost surely, 2^12529193025 is an apocalyptic number.

12529193025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12529193025 is a deficient number, since it is larger than the sum of its proper divisors (8821226175).

12529193025 is a wasteful number, since it uses less digits than its factorization.

12529193025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32778 (or 32773 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 39.

The spelling of 12529193025 in words is "twelve billion, five hundred twenty-nine million, one hundred ninety-three thousand, twenty-five".