4161681748 has 24 divisors (see below), whose sum is σ = 8348080832. Its totient is φ = 1778281344.

The previous prime is 4161681703. The next prime is 4161681773. The reversal of 4161681748 is 8471861614.

It is a junction number, because it is equal to n+sod(n) for n = 4161681698 and 4161681707.

It is a congruent number.

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, 211086 + ... + 229957.

Almost surely, 2^4161681748 is an apocalyptic number.

It is an amenable number.

4161681748 is an abundant number, since it is smaller than the sum of its proper divisors (4186399084).

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

4161681748 is a wasteful number, since it uses less digits than its factorization.

4161681748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441391 (or 441389 counting only the distinct ones).

The product of its digits is 258048, while the sum is 46.

The square root of 4161681748 is about 64511.0978669562. The cubic root of 4161681748 is about 1608.5070001187.

The spelling of 4161681748 in words is "four billion, one hundred sixty-one million, six hundred eighty-one thousand, seven hundred forty-eight".