16105250218 has 8 divisors (see below), whose sum is σ = 24488805348. Its totient is φ = 7942315104.

The previous prime is 16105250209. The next prime is 16105250243. The reversal of 16105250218 is 81205250161.

It can be written as a sum of positive squares in 2 ways, for example, as 15786163449 + 319086769 = 125643^2 + 17863^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 16105250218.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55154821 + ... + 55155112.

Almost surely, 2^16105250218 is an apocalyptic number.

16105250218 is a deficient number, since it is larger than the sum of its proper divisors (8383555130).

16105250218 is a wasteful number, since it uses less digits than its factorization.

16105250218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110310008.

The product of its (nonzero) digits is 4800, while the sum is 31.

The spelling of 16105250218 in words is "sixteen billion, one hundred five million, two hundred fifty thousand, two hundred eighteen".