16654885916 has 12 divisors (see below), whose sum is σ = 29194712400. Its totient is φ = 8313539520.

The previous prime is 16654885903. The next prime is 16654885927. The reversal of 16654885916 is 61958845661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3473165 + ... + 3477956.

It is an arithmetic number, because the mean of its divisors is an integer number (2432892700).

Almost surely, 2^16654885916 is an apocalyptic number.

It is an amenable number.

16654885916 is a deficient number, since it is larger than the sum of its proper divisors (12539826484).

16654885916 is a wasteful number, since it uses less digits than its factorization.

16654885916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6951724 (or 6951722 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 59.

The spelling of 16654885916 in words is "sixteen billion, six hundred fifty-four million, eight hundred eighty-five thousand, nine hundred sixteen".