404320056089 has 2 divisors, whose sum is σ = 404320056090. Its totient is φ = 404320056088.

The previous prime is 404320056073. The next prime is 404320056109. The reversal of 404320056089 is 980650023404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395949270025 + 8370786064 = 629245^2 + 91492^2 .

It is a cyclic number.

It is not a de Polignac number, because 404320056089 - 2⁴ = 404320056073 is a prime.

It is not a weakly prime, because it can be changed into another prime (404320056029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202160028044 + 202160028045.

It is an arithmetic number, because the mean of its divisors is an integer number (202160028045).

Almost surely, 2^404320056089 is an apocalyptic number.

It is an amenable number.

404320056089 is a deficient number, since it is larger than the sum of its proper divisors (1).

404320056089 is an equidigital number, since it uses as much as digits as its factorization.

404320056089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 404320056089 in words is "four hundred four billion, three hundred twenty million, fifty-six thousand, eighty-nine".