16564047347003 has 8 divisors (see below), whose sum is σ = 17839334700096. Its totient is φ = 15288921403200.

The previous prime is 16564047346999. The next prime is 16564047347041. The reversal of 16564047347003 is 30074374046561.

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 16564047347003 - 2² = 16564047346999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16564047347503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40139138 + ... + 40549703.

It is an arithmetic number, because the mean of its divisors is an integer number (2229916837512).

Almost surely, 2^{16564047347003} is an apocalyptic number.

16564047347003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16564047347003 is a deficient number, since it is larger than the sum of its proper divisors (1275287353093).

16564047347003 is a wasteful number, since it uses less digits than its factorization.

16564047347003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80704645.

The product of its (nonzero) digits is 5080320, while the sum is 50.

The spelling of 16564047347003 in words is "sixteen trillion, five hundred sixty-four billion, forty-seven million, three hundred forty-seven thousand, three".