424114444021 has 4 divisors (see below), whose sum is σ = 424653344992. Its totient is φ = 423575543052.

The previous prime is 424114444009. The next prime is 424114444037. The reversal of 424114444021 is 120444411424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 424114444021 - 2¹¹ = 424114441973 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 (424114444121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269449305 + ... + 269450878.

It is an arithmetic number, because the mean of its divisors is an integer number (106163336248).

Almost surely, 2^424114444021 is an apocalyptic number.

It is an amenable number.

424114444021 is a deficient number, since it is larger than the sum of its proper divisors (538900971).

424114444021 is an equidigital number, since it uses as much as digits as its factorization.

424114444021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538900970.

The product of its (nonzero) digits is 16384, while the sum is 31.

Adding to 424114444021 its reverse (120444411424), we get a palindrome (544558855445).

The spelling of 424114444021 in words is "four hundred twenty-four billion, one hundred fourteen million, four hundred forty-four thousand, twenty-one".