12446531825466 has 32 divisors (see below), whose sum is σ = 25363010615040. Its totient is φ = 4070521093184.

The previous prime is 12446531825459. The next prime is 12446531825477. The reversal of 12446531825466 is 66452813564421.

It is a super-2 number, since 2×12446531825466² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47416156 + ... + 47677928.

It is an arithmetic number, because the mean of its divisors is an integer number (792594081720).

Almost surely, 2^{12446531825466} is an apocalyptic number.

12446531825466 is an abundant number, since it is smaller than the sum of its proper divisors (12916478789574).

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

12446531825466 is a wasteful number, since it uses less digits than its factorization.

12446531825466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411350.

The product of its digits is 33177600, while the sum is 57.

The spelling of 12446531825466 in words is "twelve trillion, four hundred forty-six billion, five hundred thirty-one million, eight hundred twenty-five thousand, four hundred sixty-six".