4476104016721 has 2 divisors, whose sum is σ = 4476104016722. Its totient is φ = 4476104016720.

The previous prime is 4476104016677. The next prime is 4476104016781. The reversal of 4476104016721 is 1276104016744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4466205955600 + 9898061121 = 2113340^2 + 99489^2 .

It is a cyclic number.

It is not a de Polignac number, because 4476104016721 - 2¹¹ = 4476104014673 is a prime.

It is not a weakly prime, because it can be changed into another prime (4476104016781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2238052008360 + 2238052008361.

It is an arithmetic number, because the mean of its divisors is an integer number (2238052008361).

Almost surely, 2^{4476104016721} is an apocalyptic number.

It is an amenable number.

4476104016721 is a deficient number, since it is larger than the sum of its proper divisors (1).

4476104016721 is an equidigital number, since it uses as much as digits as its factorization.

4476104016721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 4476104016721 in words is "four trillion, four hundred seventy-six billion, one hundred four million, sixteen thousand, seven hundred twenty-one".