12066450325 has 18 divisors (see below), whose sum is σ = 15641238914. Its totient is φ = 9233447520.

The previous prime is 12066450307. The next prime is 12066450329. The reversal of 12066450325 is 52305466021.

It can be written as a sum of positive squares in 3 ways, for example, as 35212356 + 12031237969 = 5934^2 + 109687^2 .

It is not a de Polignac number, because 12066450325 - 2⁵ = 12066450293 is a prime.

It is a super-5 number, since 5×12066450325⁵ (a number of 52 digits) contains 55555 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12066450329) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 442974 + ... + 469423.

Almost surely, 2^12066450325 is an apocalyptic number.

It is an amenable number.

12066450325 is a deficient number, since it is larger than the sum of its proper divisors (3574788589).

12066450325 is an equidigital number, since it uses as much as digits as its factorization.

12066450325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912453 (or 912425 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 12066450325 in words is "twelve billion, sixty-six million, four hundred fifty thousand, three hundred twenty-five".