16647290338 has 32 divisors (see below), whose sum is σ = 29102146560. Its totient is φ = 6994695120.

The previous prime is 16647290323. The next prime is 16647290347. The reversal of 16647290338 is 83309274661.

16647290338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 16647290291 and 16647290300.

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 15 ways as a sum of consecutive naturals, for example, 131145 + ... + 224707.

It is an arithmetic number, because the mean of its divisors is an integer number (909442080).

Almost surely, 2^16647290338 is an apocalyptic number.

16647290338 is a deficient number, since it is larger than the sum of its proper divisors (12454856222).

16647290338 is a wasteful number, since it uses less digits than its factorization.

16647290338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93822.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 16647290338 in words is "sixteen billion, six hundred forty-seven million, two hundred ninety thousand, three hundred thirty-eight".