12421601563622 has 8 divisors (see below), whose sum is σ = 18679335350016. Its totient is φ = 6195156446952.

The previous prime is 12421601563583. The next prime is 12421601563639. The reversal of 12421601563622 is 22636510612421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12421601563622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7822166438 + ... + 7822168025.

It is an arithmetic number, because the mean of its divisors is an integer number (2334916918752).

Almost surely, 2^{12421601563622} is an apocalyptic number.

12421601563622 is a deficient number, since it is larger than the sum of its proper divisors (6257733786394).

12421601563622 is a wasteful number, since it uses less digits than its factorization.

12421601563622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15644334862.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 12421601563622 in words is "twelve trillion, four hundred twenty-one billion, six hundred one million, five hundred sixty-three thousand, six hundred twenty-two".