16662446342 has 4 divisors (see below), whose sum is σ = 24993669516. Its totient is φ = 8331223170.

The previous prime is 16662446323. The next prime is 16662446369. The reversal of 16662446342 is 24364426661.

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

It is a junction number, because it is equal to n+sod(n) for n = 16662446293 and 16662446302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4165611584 + ... + 4165611587.

It is an arithmetic number, because the mean of its divisors is an integer number (6248417379).

Almost surely, 2^16662446342 is an apocalyptic number.

16662446342 is a deficient number, since it is larger than the sum of its proper divisors (8331223174).

16662446342 is an equidigital number, since it uses as much as digits as its factorization.

16662446342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8331223173.

The product of its digits is 995328, while the sum is 44.

The spelling of 16662446342 in words is "sixteen billion, six hundred sixty-two million, four hundred forty-six thousand, three hundred forty-two".