404000067001 has 2 divisors, whose sum is σ = 404000067002. Its totient is φ = 404000067000.

The previous prime is 404000066993. The next prime is 404000067007. The reversal of 404000067001 is 100760000404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 374519520400 + 29480546601 = 611980^2 + 171699^2 .

It is a cyclic number.

It is not a de Polignac number, because 404000067001 - 2³ = 404000066993 is a prime.

It is not a weakly prime, because it can be changed into another prime (404000067007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202000033500 + 202000033501.

It is an arithmetic number, because the mean of its divisors is an integer number (202000033501).

Almost surely, 2^404000067001 is an apocalyptic number.

It is an amenable number.

404000067001 is a deficient number, since it is larger than the sum of its proper divisors (1).

404000067001 is an equidigital number, since it uses as much as digits as its factorization.

404000067001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 404000067001 its reverse (100760000404), we get a palindrome (504760067405).

The spelling of 404000067001 in words is "four hundred four billion, sixty-seven thousand, one".