16676375344063 has 4 divisors (see below), whose sum is σ = 17554079309560. Its totient is φ = 15798671378568.

The previous prime is 16676375344039. The next prime is 16676375344141. The reversal of 16676375344063 is 36044357367661.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16676375344063 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16676375343992 and 16676375344010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16676375344663) 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, 438851982720 + ... + 438851982757.

It is an arithmetic number, because the mean of its divisors is an integer number (4388519827390).

Almost surely, 2^{16676375344063} is an apocalyptic number.

16676375344063 is a deficient number, since it is larger than the sum of its proper divisors (877703965497).

16676375344063 is an equidigital number, since it uses as much as digits as its factorization.

16676375344063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877703965496.

The product of its (nonzero) digits is 137168640, while the sum is 61.

The spelling of 16676375344063 in words is "sixteen trillion, six hundred seventy-six billion, three hundred seventy-five million, three hundred forty-four thousand, sixty-three".