12421411656052 has 48 divisors (see below), whose sum is σ = 24939936645120. Its totient is φ = 5302691757792.

The previous prime is 12421411655993. The next prime is 12421411656061. The reversal of 12421411656052 is 25065611412421.

It is a junction number, because it is equal to n+sod(n) for n = 12421411655996 and 12421411656014.

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, 6704349 + ... + 8354107.

It is an arithmetic number, because the mean of its divisors is an integer number (519582013440).

Almost surely, 2^{12421411656052} is an apocalyptic number.

It is an amenable number.

12421411656052 is an abundant number, since it is smaller than the sum of its proper divisors (12518524989068).

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

12421411656052 is a wasteful number, since it uses less digits than its factorization.

12421411656052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650820 (or 1650818 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 12421411656052 in words is "twelve trillion, four hundred twenty-one billion, four hundred eleven million, six hundred fifty-six thousand, fifty-two".