16334685656 has 8 divisors (see below), whose sum is σ = 30627535620. Its totient is φ = 8167342824.

The previous prime is 16334685617. The next prime is 16334685683. The reversal of 16334685656 is 65658643361.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 16334685598 and 16334685607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020917846 + ... + 1020917861.

Almost surely, 2^16334685656 is an apocalyptic number.

It is an amenable number.

16334685656 is a deficient number, since it is larger than the sum of its proper divisors (14292849964).

16334685656 is a wasteful number, since it uses less digits than its factorization.

16334685656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041835713 (or 2041835709 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 53.

The spelling of 16334685656 in words is "sixteen billion, three hundred thirty-four million, six hundred eighty-five thousand, six hundred fifty-six".