16866522242 has 8 divisors (see below), whose sum is σ = 26399774016. Its totient is φ = 8066597572.

The previous prime is 16866522193. The next prime is 16866522269. The reversal of 16866522242 is 24222566861.

It is a happy number.

16866522242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 16866522193 and 16866522202.

It is an unprimeable number.

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, 183331718 + ... + 183331809.

It is an arithmetic number, because the mean of its divisors is an integer number (3299971752).

Almost surely, 2^16866522242 is an apocalyptic number.

16866522242 is a deficient number, since it is larger than the sum of its proper divisors (9533251774).

16866522242 is a wasteful number, since it uses less digits than its factorization.

16866522242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366663552.

The product of its digits is 552960, while the sum is 44.

The spelling of 16866522242 in words is "sixteen billion, eight hundred sixty-six million, five hundred twenty-two thousand, two hundred forty-two".