12354938316863 has 4 divisors (see below), whose sum is σ = 12355851009600. Its totient is φ = 12354025624128.

The previous prime is 12354938316817. The next prime is 12354938316899. The reversal of 12354938316863 is 36861383945321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12354938316863 - 2⁸ = 12354938316607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12354938316796 and 12354938316805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12354938316263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456326063 + ... + 456353136.

It is an arithmetic number, because the mean of its divisors is an integer number (3088962752400).

Almost surely, 2^{12354938316863} is an apocalyptic number.

12354938316863 is a deficient number, since it is larger than the sum of its proper divisors (912692737).

12354938316863 is an equidigital number, since it uses as much as digits as its factorization.

12354938316863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912692736.

The product of its digits is 67184640, while the sum is 62.

The spelling of 12354938316863 in words is "twelve trillion, three hundred fifty-four billion, nine hundred thirty-eight million, three hundred sixteen thousand, eight hundred sixty-three".