16704280111 has 4 divisors (see below), whose sum is σ = 17280289800. Its totient is φ = 16128270424.

The previous prime is 16704280079. The next prime is 16704280129. The reversal of 16704280111 is 11108240761.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16704280111 - 2⁵ = 16704280079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16704280211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288004801 + ... + 288004858.

It is an arithmetic number, because the mean of its divisors is an integer number (4320072450).

Almost surely, 2^16704280111 is an apocalyptic number.

16704280111 is a deficient number, since it is larger than the sum of its proper divisors (576009689).

16704280111 is an equidigital number, since it uses as much as digits as its factorization.

16704280111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576009688.

The product of its (nonzero) digits is 2688, while the sum is 31.

The spelling of 16704280111 in words is "sixteen billion, seven hundred four million, two hundred eighty thousand, one hundred eleven".