4406168140 has 48 divisors (see below), whose sum is σ = 10152565920. Its totient is φ = 1592967680.

The previous prime is 4406168131. The next prime is 4406168141. The reversal of 4406168140 is 418616044.

It is a junction number, because it is equal to n+sod(n) for n = 4406168096 and 4406168105.

It is not an unprimeable number, because it can be changed into a prime (4406168141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19825 + ... + 95944.

It is an arithmetic number, because the mean of its divisors is an integer number (211511790).

Almost surely, 2^4406168140 is an apocalyptic number.

It is an amenable number.

4406168140 is an abundant number, since it is smaller than the sum of its proper divisors (5746397780).

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

4406168140 is a wasteful number, since it uses less digits than its factorization.

4406168140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115962 (or 115960 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 4406168140 is about 66378.9736287026. The cubic root of 4406168140 is about 1639.4078940248.

The spelling of 4406168140 in words is "four billion, four hundred six million, one hundred sixty-eight thousand, one hundred forty".