4085796980 has 18 divisors (see below), whose sum is σ = 8580774006. Its totient is φ = 1634204448.

The previous prime is 4085796973. The next prime is 4085796989. The reversal of 4085796980 is 896975804.

It can be written as a sum of positive squares in 3 ways, for example, as 632824336 + 3452972644 = 25156^2 + 58762^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4085796989) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 278714 + ... + 293006.

It is an arithmetic number, because the mean of its divisors is an integer number (476709667).

Almost surely, 2^4085796980 is an apocalyptic number.

It is an amenable number.

4085796980 is an abundant number, since it is smaller than the sum of its proper divisors (4494977026).

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

4085796980 is an frugal number, since it uses more digits than its factorization.

4085796980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28595 (or 14300 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 56.

The square root of 4085796980 is about 63920.2392048090. The cubic root of 4085796980 is about 1598.6703771413.

The spelling of 4085796980 in words is "four billion, eighty-five million, seven hundred ninety-six thousand, nine hundred eighty".