4168491860 has 24 divisors (see below), whose sum is σ = 9427205256. Its totient is φ = 1539135360.

The previous prime is 4168491857. The next prime is 4168491881. The reversal of 4168491860 is 681948614.

4168491860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 62758084 + 4105733776 = 7922^2 + 64076^2 .

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, 8016071 + ... + 8016590.

It is an arithmetic number, because the mean of its divisors is an integer number (392800219).

Almost surely, 2^4168491860 is an apocalyptic number.

It is an amenable number.

4168491860 is an abundant number, since it is smaller than the sum of its proper divisors (5258713396).

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

4168491860 is a wasteful number, since it uses less digits than its factorization.

4168491860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16032683 (or 16032681 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 47.

The square root of 4168491860 is about 64563.8587756339. The cubic root of 4168491860 is about 1609.3839006816.

The spelling of 4168491860 in words is "four billion, one hundred sixty-eight million, four hundred ninety-one thousand, eight hundred sixty".