12466540350420 has 48 divisors (see below), whose sum is σ = 37591413982080. Its totient is φ = 3068686855296.

The previous prime is 12466540350349. The next prime is 12466540350443. The reversal of 12466540350420 is 2405304566421.

It is a happy number.

It is a congruent number.

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, 7991371240 + ... + 7991372799.

It is an arithmetic number, because the mean of its divisors is an integer number (783154457960).

Almost surely, 2^{12466540350420} is an apocalyptic number.

12466540350420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12466540350420 is an abundant number, since it is smaller than the sum of its proper divisors (25124873631660).

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

12466540350420 is a wasteful number, since it uses less digits than its factorization.

12466540350420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15982744064 (or 15982744062 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 12466540350420 in words is "twelve trillion, four hundred sixty-six billion, five hundred forty million, three hundred fifty thousand, four hundred twenty".