16808880816826 has 16 divisors (see below), whose sum is σ = 28858040357184. Its totient is φ = 7193102039424.

The previous prime is 16808880816757. The next prime is 16808880816913. The reversal of 16808880816826 is 62861808880861.

It is a super-2 number, since 2×16808880816826² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 891992320 + ... + 892011163.

It is an arithmetic number, because the mean of its divisors is an integer number (1803627522324).

Almost surely, 2^{16808880816826} is an apocalyptic number.

16808880816826 is a deficient number, since it is larger than the sum of its proper divisors (12049159540358).

16808880816826 is a wasteful number, since it uses less digits than its factorization.

16808880816826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784004165.

The product of its (nonzero) digits is 113246208, while the sum is 70.

The spelling of 16808880816826 in words is "sixteen trillion, eight hundred eight billion, eight hundred eighty million, eight hundred sixteen thousand, eight hundred twenty-six".