404424420167 has 2 divisors, whose sum is σ = 404424420168. Its totient is φ = 404424420166.

The previous prime is 404424420137. The next prime is 404424420203. The reversal of 404424420167 is 761024424404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404424420167 - 2³⁸ = 129546513223 is a prime.

It is a super-2 number, since 2×404424420167² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 404424420167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404424420137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202212210083 + 202212210084.

It is an arithmetic number, because the mean of its divisors is an integer number (202212210084).

Almost surely, 2^404424420167 is an apocalyptic number.

404424420167 is a deficient number, since it is larger than the sum of its proper divisors (1).

404424420167 is an equidigital number, since it uses as much as digits as its factorization.

404424420167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172032, while the sum is 38.

The spelling of 404424420167 in words is "four hundred four billion, four hundred twenty-four million, four hundred twenty thousand, one hundred sixty-seven".