16676677959103 has 4 divisors (see below), whose sum is σ = 16719548596920. Its totient is φ = 16633807321288.

The previous prime is 16676677959091. The next prime is 16676677959143. The reversal of 16676677959103 is 30195977667661.

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-16676677959103 is a prime.

It is a super-3 number, since 3×16676677959103³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16676677959143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21435318325 + ... + 21435319102.

It is an arithmetic number, because the mean of its divisors is an integer number (4179887149230).

Almost surely, 2^{16676677959103} is an apocalyptic number.

16676677959103 is a deficient number, since it is larger than the sum of its proper divisors (42870637817).

16676677959103 is an equidigital number, since it uses as much as digits as its factorization.

16676677959103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42870637816.

The product of its (nonzero) digits is 540101520, while the sum is 73.

The spelling of 16676677959103 in words is "sixteen trillion, six hundred seventy-six billion, six hundred seventy-seven million, nine hundred fifty-nine thousand, one hundred three".