1606655416 has 16 divisors (see below), whose sum is σ = 3014420040. Its totient is φ = 802810080.

The previous prime is 1606655411. The next prime is 1606655417. The reversal of 1606655416 is 6145566061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606655411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51351 + ... + 76486.

Almost surely, 2^1606655416 is an apocalyptic number.

It is an amenable number.

1606655416 is a deficient number, since it is larger than the sum of its proper divisors (1407764624).

1606655416 is a wasteful number, since it uses less digits than its factorization.

1606655416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129414 (or 129410 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 1606655416 is about 40083.1063666478. The cubic root of 1606655416 is about 1171.2265647591.

The spelling of 1606655416 in words is "one billion, six hundred six million, six hundred fifty-five thousand, four hundred sixteen".