12435563621260 has 48 divisors (see below), whose sum is σ = 28129644599616. Its totient is φ = 4590590406912.

The previous prime is 12435563621251. The next prime is 12435563621279. The reversal of 12435563621260 is 6212636553421.

12435563621260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12435563621260.

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, 4026519 + ... + 6409678.

It is an arithmetic number, because the mean of its divisors is an integer number (586034262492).

Almost surely, 2^{12435563621260} is an apocalyptic number.

12435563621260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12435563621260 is an abundant number, since it is smaller than the sum of its proper divisors (15694080978356).

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

12435563621260 is a wasteful number, since it uses less digits than its factorization.

12435563621260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10440802 (or 10440800 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 12435563621260 in words is "twelve trillion, four hundred thirty-five billion, five hundred sixty-three million, six hundred twenty-one thousand, two hundred sixty".