16730343321 has 8 divisors (see below), whose sum is σ = 22331722464. Its totient is φ = 11141263200.

The previous prime is 16730343299. The next prime is 16730343341. The reversal of 16730343321 is 12334303761.

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

It is not a de Polignac number, because 16730343321 - 2⁶ = 16730343257 is a prime.

It is a super-3 number, since 3×16730343321³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (16730343341) 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, 3071580 + ... + 3077021.

It is an arithmetic number, because the mean of its divisors is an integer number (2791465308).

Almost surely, 2^16730343321 is an apocalyptic number.

It is an amenable number.

16730343321 is a deficient number, since it is larger than the sum of its proper divisors (5601379143).

16730343321 is an equidigital number, since it uses as much as digits as its factorization.

16730343321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6149511.

The product of its (nonzero) digits is 27216, while the sum is 33.

The spelling of 16730343321 in words is "sixteen billion, seven hundred thirty million, three hundred forty-three thousand, three hundred twenty-one".