16668450082 has 16 divisors (see below), whose sum is σ = 25589424960. Its totient is φ = 8138722032.

The previous prime is 16668450011. The next prime is 16668450121. The reversal of 16668450082 is 28005486661.

It is a super-2 number, since 2×16668450082² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466344 + ... + 500812.

It is an arithmetic number, because the mean of its divisors is an integer number (1599339060).

Almost surely, 2^16668450082 is an apocalyptic number.

16668450082 is a deficient number, since it is larger than the sum of its proper divisors (8920974878).

16668450082 is a wasteful number, since it uses less digits than its factorization.

16668450082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40137.

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 16668450082 in words is "sixteen billion, six hundred sixty-eight million, four hundred fifty thousand, eighty-two".