404070366647 has 2 divisors, whose sum is σ = 404070366648. Its totient is φ = 404070366646.

The previous prime is 404070366641. The next prime is 404070366691. The reversal of 404070366647 is 746663070404.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404070366647 - 2¹⁰ = 404070365623 is a prime.

It is a super-2 number, since 2×404070366647² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404070366641) 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, 202035183323 + 202035183324.

It is an arithmetic number, because the mean of its divisors is an integer number (202035183324).

Almost surely, 2^404070366647 is an apocalyptic number.

404070366647 is a deficient number, since it is larger than the sum of its proper divisors (1).

404070366647 is an equidigital number, since it uses as much as digits as its factorization.

404070366647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 47.

The spelling of 404070366647 in words is "four hundred four billion, seventy million, three hundred sixty-six thousand, six hundred forty-seven".