16730939971 has 8 divisors (see below), whose sum is σ = 17441647488. Its totient is φ = 16030920000.

The previous prime is 16730939959. The next prime is 16730939999. The reversal of 16730939971 is 17993903761.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 16730939971 - 2⁷ = 16730939843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16730939941) 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 7 ways as a sum of consecutive naturals, for example, 2668690 + ... + 2674951.

It is an arithmetic number, because the mean of its divisors is an integer number (2180205936).

Almost surely, 2^16730939971 is an apocalyptic number.

16730939971 is a deficient number, since it is larger than the sum of its proper divisors (710707517).

16730939971 is a wasteful number, since it uses less digits than its factorization.

16730939971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5343773.

The product of its (nonzero) digits is 1928934, while the sum is 55.

The spelling of 16730939971 in words is "sixteen billion, seven hundred thirty million, nine hundred thirty-nine thousand, nine hundred seventy-one".