16864816376 has 32 divisors (see below), whose sum is σ = 33231451440. Its totient is φ = 8013696768.

The previous prime is 16864816337. The next prime is 16864816393. The reversal of 16864816376 is 67361846861.

It is a congruent number.

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, 649781 + ... + 675236.

Almost surely, 2^16864816376 is an apocalyptic number.

It is an amenable number.

16864816376 is a deficient number, since it is larger than the sum of its proper divisors (16366635064).

16864816376 is a wasteful number, since it uses less digits than its factorization.

16864816376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325103 (or 1325099 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 56.

The spelling of 16864816376 in words is "sixteen billion, eight hundred sixty-four million, eight hundred sixteen thousand, three hundred seventy-six".