16864056011 has 8 divisors (see below), whose sum is σ = 18401563200. Its totient is φ = 15327284040.

The previous prime is 16864055987. The next prime is 16864056037. The reversal of 16864056011 is 11065046861.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16864056011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16864076011) 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, 135281 + ... + 228098.

It is an arithmetic number, because the mean of its divisors is an integer number (2300195400).

Almost surely, 2^16864056011 is an apocalyptic number.

16864056011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16864056011 is a deficient number, since it is larger than the sum of its proper divisors (1537507189).

16864056011 is a wasteful number, since it uses less digits than its factorization.

16864056011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367609.

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 16864056011 in words is "sixteen billion, eight hundred sixty-four million, fifty-six thousand, eleven".