16105865234 has 8 divisors (see below), whose sum is σ = 24160909500. Its totient is φ = 8052228736.

The previous prime is 16105865233. The next prime is 16105865257. The reversal of 16105865234 is 43256850161.

16105865234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12695655625 + 3410209609 = 112675^2 + 58397^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16105865191 and 16105865200.

It is not an unprimeable number, because it can be changed into a prime (16105865233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322859 + ... + 369390.

Almost surely, 2^16105865234 is an apocalyptic number.

16105865234 is a deficient number, since it is larger than the sum of its proper divisors (8055044266).

16105865234 is a wasteful number, since it uses less digits than its factorization.

16105865234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703884.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 16105865234 in words is "sixteen billion, one hundred five million, eight hundred sixty-five thousand, two hundred thirty-four".