12355210420863 has 8 divisors (see below), whose sum is σ = 17340646204800. Its totient is φ = 7803290792088.

The previous prime is 12355210420801. The next prime is 12355210420867. The reversal of 12355210420863 is 36802401255321.

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

It is not a de Polignac number, because 12355210420863 - 2¹⁷ = 12355210289791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12355210420867) 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, 108379038723 + ... + 108379038836.

It is an arithmetic number, because the mean of its divisors is an integer number (2167580775600).

Almost surely, 2^{12355210420863} is an apocalyptic number.

12355210420863 is a deficient number, since it is larger than the sum of its proper divisors (4985435783937).

12355210420863 is a wasteful number, since it uses less digits than its factorization.

12355210420863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216758077581.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 12355210420863 in words is "twelve trillion, three hundred fifty-five billion, two hundred ten million, four hundred twenty thousand, eight hundred sixty-three".