12525305414 has 16 divisors (see below), whose sum is σ = 19249770960. Its totient is φ = 6108771840.

The previous prime is 12525305413. The next prime is 12525305473. The reversal of 12525305414 is 41450352521.

It is a super-2 number, since 2×12525305414² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12525305413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583382 + ... + 604470.

It is an arithmetic number, because the mean of its divisors is an integer number (1203110685).

Almost surely, 2^12525305414 is an apocalyptic number.

12525305414 is a deficient number, since it is larger than the sum of its proper divisors (6724465546).

12525305414 is a wasteful number, since it uses less digits than its factorization.

12525305414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28375.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 12525305414 its reverse (41450352521), we get a palindrome (53975657935).

The spelling of 12525305414 in words is "twelve billion, five hundred twenty-five million, three hundred five thousand, four hundred fourteen".