404442421299 has 32 divisors (see below), whose sum is σ = 684802365440. Its totient is φ = 231099111936.

The previous prime is 404442421133. The next prime is 404442421349. The reversal of 404442421299 is 992124244404.

404442421299 is a `hidden beast` number, since 4 + 0 + 4 + 4 + 424 + 212 + 9 + 9 = 666.

It is not a de Polignac number, because 404442421299 - 2¹⁹ = 404441897011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404442421699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5768019 + ... + 5837715.

It is an arithmetic number, because the mean of its divisors is an integer number (21400073920).

Almost surely, 2^404442421299 is an apocalyptic number.

404442421299 is a deficient number, since it is larger than the sum of its proper divisors (280359944141).

404442421299 is a wasteful number, since it uses less digits than its factorization.

404442421299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100416 (or 100410 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 404442421299 in words is "four hundred four billion, four hundred forty-two million, four hundred twenty-one thousand, two hundred ninety-nine".