16668350142 has 8 divisors (see below), whose sum is σ = 33336700296. Its totient is φ = 5556116712.

The previous prime is 16668350141. The next prime is 16668350143. The reversal of 16668350142 is 24105386661.

16668350142 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16668350141) and next prime (16668350143).

It is a sphenic number, since it is the product of 3 distinct primes.

16668350142 is an admirable number.

It is a super-2 number, since 2×16668350142² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16668350094 and 16668350103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16668350141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1389029173 + ... + 1389029184.

It is an arithmetic number, because the mean of its divisors is an integer number (4167087537).

Almost surely, 2^16668350142 is an apocalyptic number.

16668350142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16668350142 is a wasteful number, since it uses less digits than its factorization.

16668350142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2778058362.

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 16668350142 in words is "sixteen billion, six hundred sixty-eight million, three hundred fifty thousand, one hundred forty-two".