16864742733 has 8 divisors (see below), whose sum is σ = 22569300096. Its totient is φ = 11201673600.

The previous prime is 16864742731. The next prime is 16864742771. The reversal of 16864742733 is 33724746861.

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

It is not a de Polignac number, because 16864742733 - 2¹ = 16864742731 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16864742731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10371108 + ... + 10372733.

It is an arithmetic number, because the mean of its divisors is an integer number (2821162512).

Almost surely, 2^16864742733 is an apocalyptic number.

It is an amenable number.

16864742733 is a deficient number, since it is larger than the sum of its proper divisors (5704557363).

16864742733 is a wasteful number, since it uses less digits than its factorization.

16864742733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20744115.

The product of its digits is 4064256, while the sum is 51.

The spelling of 16864742733 in words is "sixteen billion, eight hundred sixty-four million, seven hundred forty-two thousand, seven hundred thirty-three".