424400044399 has 4 divisors (see below), whose sum is σ = 424401383536. Its totient is φ = 424398705264.

The previous prime is 424400044309. The next prime is 424400044423. The reversal of 424400044399 is 993440004424.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 424400044399 - 2⁹ = 424400043887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424400044309) 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 3 ways as a sum of consecutive naturals, for example, 102787 + ... + 927019.

It is an arithmetic number, because the mean of its divisors is an integer number (106100345884).

Almost surely, 2^424400044399 is an apocalyptic number.

424400044399 is a deficient number, since it is larger than the sum of its proper divisors (1339137).

424400044399 is an equidigital number, since it uses as much as digits as its factorization.

424400044399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339136.

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 424400044399 in words is "four hundred twenty-four billion, four hundred million, forty-four thousand, three hundred ninety-nine".