16657466706064 has 20 divisors (see below), whose sum is σ = 32441063726956. Its totient is φ = 8285579292672.

The previous prime is 16657466706043. The next prime is 16657466706103. The reversal of 16657466706064 is 46060766475661.

It can be written as a sum of positive squares in 2 ways, for example, as 8534624702464 + 8122842003600 = 2921408^2 + 2850060^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16657466705987 and 16657466706005.

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, 2697125589 + ... + 2697131764.

Almost surely, 2^{16657466706064} is an apocalyptic number.

It is an amenable number.

16657466706064 is a deficient number, since it is larger than the sum of its proper divisors (15783597020892).

16657466706064 is a wasteful number, since it uses less digits than its factorization.

16657466706064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5394257554 (or 5394257548 counting only the distinct ones).

The product of its (nonzero) digits is 182891520, while the sum is 64.

The spelling of 16657466706064 in words is "sixteen trillion, six hundred fifty-seven billion, four hundred sixty-six million, seven hundred six thousand, sixty-four".