160006640 has 20 divisors (see below), whose sum is σ = 372015624. Its totient is φ = 64002624.

The previous prime is 160006633. The next prime is 160006661. The reversal of 160006640 is 46600061.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 999962 + ... + 1000121.

Almost surely, 2^160006640 is an apocalyptic number.

160006640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

160006640 is an abundant number, since it is smaller than the sum of its proper divisors (212008984).

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

160006640 is a wasteful number, since it uses less digits than its factorization.

160006640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000096 (or 2000090 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 160006640 is about 12649.3731069963. The cubic root of 160006640 is about 542.8910331038.

The spelling of 160006640 in words is "one hundred sixty million, six thousand, six hundred forty".