1606165064 has 32 divisors (see below), whose sum is σ = 3455524800. Its totient is φ = 685608000.

The previous prime is 1606165061. The next prime is 1606165081. The reversal of 1606165064 is 4605616061.

It is not an unprimeable number, because it can be changed into a prime (1606165061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43079 + ... + 71190.

It is an arithmetic number, because the mean of its divisors is an integer number (107985150).

Almost surely, 2^1606165064 is an apocalyptic number.

1606165064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1606165064 is an abundant number, since it is smaller than the sum of its proper divisors (1849359736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1606165064 is a wasteful number, since it uses less digits than its factorization.

1606165064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114533 (or 114529 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1606165064 is about 40076.9892082726. The cubic root of 1606165064 is about 1171.1073996663.

The spelling of 1606165064 in words is "one billion, six hundred six million, one hundred sixty-five thousand, sixty-four".