160000040 has 32 divisors (see below), whose sum is σ = 368784360. Its totient is φ = 62438400.

The previous prime is 160000037. The next prime is 160000063. The reversal of 160000040 is 40000061.

It can be written as a sum of positive squares in 4 ways, for example, as 42797764 + 117202276 = 6542^2 + 10826^2 .

It is a junction number, because it is equal to n+sod(n) for n = 159999976 and 160000030.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47141 + ... + 50420.

Almost surely, 2^160000040 is an apocalyptic number.

160000040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

160000040 is an abundant number, since it is smaller than the sum of its proper divisors (208784320).

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

160000040 is a wasteful number, since it uses less digits than its factorization.

160000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97613 (or 97609 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 160000040 is about 12649.1122218122. The cubic root of 160000040 is about 542.8835685593.

It can be divided in two parts, 1600000 and 40, that multiplied together give a 6-th power (64000000 = 20⁶).

The spelling of 160000040 in words is "one hundred sixty million, forty", and thus it is an aban number.