12400412056660 has 24 divisors (see below), whose sum is σ = 27411437178720. Its totient is φ = 4699103516064.

The previous prime is 12400412056651. The next prime is 12400412056667. The reversal of 12400412056660 is 6665021400421.

12400412056660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12400412056667) 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, 16316331274 + ... + 16316332033.

It is an arithmetic number, because the mean of its divisors is an integer number (1142143215780).

Almost surely, 2^{12400412056660} is an apocalyptic number.

12400412056660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12400412056660 is an abundant number, since it is smaller than the sum of its proper divisors (15011025122060).

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

12400412056660 is a wasteful number, since it uses less digits than its factorization.

12400412056660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32632663335 (or 32632663333 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 12400412056660 in words is "twelve trillion, four hundred billion, four hundred twelve million, fifty-six thousand, six hundred sixty".