404511342427 has 2 divisors, whose sum is σ = 404511342428. Its totient is φ = 404511342426.

The previous prime is 404511342419. The next prime is 404511342481. The reversal of 404511342427 is 724243115404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404511342427 - 2³ = 404511342419 is a prime.

It is not a weakly prime, because it can be changed into another prime (404511346427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202255671213 + 202255671214.

It is an arithmetic number, because the mean of its divisors is an integer number (202255671214).

Almost surely, 2^404511342427 is an apocalyptic number.

404511342427 is a deficient number, since it is larger than the sum of its proper divisors (1).

404511342427 is an equidigital number, since it uses as much as digits as its factorization.

404511342427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 37.

The spelling of 404511342427 in words is "four hundred four billion, five hundred eleven million, three hundred forty-two thousand, four hundred twenty-seven".