424020442044 has 12 divisors (see below), whose sum is σ = 989381031464. Its totient is φ = 141340147344.

The previous prime is 424020442009. The next prime is 424020442061. The reversal of 424020442044 is 440244020424.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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, 17667518407 + ... + 17667518430.

Almost surely, 2^424020442044 is an apocalyptic number.

It is an amenable number.

424020442044 is an abundant number, since it is smaller than the sum of its proper divisors (565360589420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424020442044 is a wasteful number, since it uses less digits than its factorization.

424020442044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35335036844 (or 35335036842 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 424020442044 its reverse (440244020424), we get a palindrome (864264462468).

The spelling of 424020442044 in words is "four hundred twenty-four billion, twenty million, four hundred forty-two thousand, forty-four".