160644040 has 16 divisors (see below), whose sum is σ = 361449180. Its totient is φ = 64257600.

The previous prime is 160644023. The next prime is 160644059. The reversal of 160644040 is 40446061.

160644040 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 149475076 + 11168964 = 12226^2 + 3342^2 .

It is a junction number, because it is equal to n+sod(n) for n = 160643996 and 160644014.

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, 2008011 + ... + 2008090.

Almost surely, 2^160644040 is an apocalyptic number.

160644040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

160644040 is an abundant number, since it is smaller than the sum of its proper divisors (200805140).

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

160644040 is a wasteful number, since it uses less digits than its factorization.

160644040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4016112 (or 4016108 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 160644040 is about 12674.5429897886. The cubic root of 160644040 is about 543.6109621167.

The spelling of 160644040 in words is "one hundred sixty million, six hundred forty-four thousand, forty".