16718664483029 has 4 divisors (see below), whose sum is σ = 16718775005484. Its totient is φ = 16718553960576.

The previous prime is 16718664483007. The next prime is 16718664483047. The reversal of 16718664483029 is 92038446681761.

16718664483029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3788383426129 + 12930281056900 = 1946377^2 + 3595870^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16718664483029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16718664483049) 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, 55034012 + ... + 55336965.

It is an arithmetic number, because the mean of its divisors is an integer number (4179693751371).

Almost surely, 2^{16718664483029} is an apocalyptic number.

It is an amenable number.

16718664483029 is a deficient number, since it is larger than the sum of its proper divisors (110522455).

16718664483029 is a wasteful number, since it uses less digits than its factorization.

16718664483029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110522454.

The product of its (nonzero) digits is 83607552, while the sum is 65.

The spelling of 16718664483029 in words is "sixteen trillion, seven hundred eighteen billion, six hundred sixty-four million, four hundred eighty-three thousand, twenty-nine".