404404000027 has 2 divisors, whose sum is σ = 404404000028. Its totient is φ = 404404000026.

The previous prime is 404403999991. The next prime is 404404000037. The reversal of 404404000027 is 720000404404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404404000027 - 2¹¹ = 404403997979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404403999965 and 404404000010.

It is not a weakly prime, because it can be changed into another prime (404404000037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202202000013 + 202202000014.

It is an arithmetic number, because the mean of its divisors is an integer number (202202000014).

Almost surely, 2^404404000027 is an apocalyptic number.

404404000027 is a deficient number, since it is larger than the sum of its proper divisors (1).

404404000027 is an equidigital number, since it uses as much as digits as its factorization.

404404000027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 25.

The spelling of 404404000027 in words is "four hundred four billion, four hundred four million, twenty-seven", and thus it is an aban number.