442943088399 has 12 divisors (see below), whose sum is σ = 731207638096. Its totient is φ = 253110336192.

The previous prime is 442943088397. The next prime is 442943088403. The reversal of 442943088399 is 993880349244.

442943088399 is a `hidden beast` number, since 4 + 4 + 294 + 308 + 8 + 39 + 9 = 666.

It is not a de Polignac number, because 442943088399 - 2¹ = 442943088397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 7030842673 = 442943088399 / (4 + 4 + 2 + 9 + 4 + 3 + 0 + 8 + 8 + 3 + 9 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442943088391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3515421274 + ... + 3515421399.

Almost surely, 2^442943088399 is an apocalyptic number.

442943088399 is a deficient number, since it is larger than the sum of its proper divisors (288264549697).

442943088399 is a wasteful number, since it uses less digits than its factorization.

442943088399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7030842686 (or 7030842683 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 63.

The spelling of 442943088399 in words is "four hundred forty-two billion, nine hundred forty-three million, eighty-eight thousand, three hundred ninety-nine".