4081420996 has 27 divisors (see below), whose sum is σ = 7591387629. Its totient is φ = 1919646528.

The previous prime is 4081420969. The next prime is 4081421011. The reversal of 4081420996 is 6990241804.

The square root of 4081420996 is 63886.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3177576900 + 903844096 = 56370^2 + 30064^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2171185 + ... + 2173063.

Almost surely, 2^4081420996 is an apocalyptic number.

4081420996 is the 63886-th square number.

It is an amenable number.

4081420996 is a deficient number, since it is larger than the sum of its proper divisors (3509966633).

4081420996 is an equidigital number, since it uses as much as digits as its factorization.

4081420996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3796 (or 1898 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The cubic root of 4081420996 is about 1598.0994354905.

The spelling of 4081420996 in words is "four billion, eighty-one million, four hundred twenty thousand, nine hundred ninety-six".