16669071842 has 8 divisors (see below), whose sum is σ = 26090721216. Its totient is φ = 7972164772.

The previous prime is 16669071833. The next prime is 16669071851. The reversal of 16669071842 is 24817096661.

It is an interprime number because it is at equal distance from previous prime (16669071833) and next prime (16669071851).

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

It is an unprimeable number.

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, 181185518 + ... + 181185609.

It is an arithmetic number, because the mean of its divisors is an integer number (3261340152).

Almost surely, 2^16669071842 is an apocalyptic number.

16669071842 is a deficient number, since it is larger than the sum of its proper divisors (9421649374).

16669071842 is a wasteful number, since it uses less digits than its factorization.

16669071842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362371152.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 16669071842 in words is "sixteen billion, six hundred sixty-nine million, seventy-one thousand, eight hundred forty-two".