401804306447627 has 2 divisors, whose sum is σ = 401804306447628. Its totient is φ = 401804306447626.

The previous prime is 401804306447611. The next prime is 401804306447647. The reversal of 401804306447627 is 726744603408104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401804306447627 - 2⁴ = 401804306447611 is a prime.

It is a super-2 number, since 2×401804306447627² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401804306447647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200902153223813 + 200902153223814.

It is an arithmetic number, because the mean of its divisors is an integer number (200902153223814).

Almost surely, 2^{401804306447627} is an apocalyptic number.

401804306447627 is a deficient number, since it is larger than the sum of its proper divisors (1).

401804306447627 is an equidigital number, since it uses as much as digits as its factorization.

401804306447627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21676032, while the sum is 56.

The spelling of 401804306447627 in words is "four hundred one trillion, eight hundred four billion, three hundred six million, four hundred forty-seven thousand, six hundred twenty-seven".