12425520066 has 8 divisors (see below), whose sum is σ = 24851040144. Its totient is φ = 4141840020.

The previous prime is 12425520047. The next prime is 12425520071. The reversal of 12425520066 is 66002552421.

12425520066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

12425520066 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 1035460000 + ... + 1035460011.

It is an arithmetic number, because the mean of its divisors is an integer number (3106380018).

Almost surely, 2^12425520066 is an apocalyptic number.

12425520066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12425520066 is a wasteful number, since it uses less digits than its factorization.

12425520066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070920016.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 12425520066 in words is "twelve billion, four hundred twenty-five million, five hundred twenty thousand, sixty-six".