444424022424 has 24 divisors (see below), whose sum is σ = 1203648394260. Its totient is φ = 148141340784.

The previous prime is 444424022353. The next prime is 444424022461. The reversal of 444424022424 is 424220424444.

444424022424 is a `hidden beast` number, since 4 + 4 + 4 + 4 + 2 + 402 + 242 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×444424022424³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3086277862 + ... + 3086278005.

Almost surely, 2^444424022424 is an apocalyptic number.

It is an amenable number.

444424022424 is an abundant number, since it is smaller than the sum of its proper divisors (759224371836).

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

444424022424 is a wasteful number, since it uses less digits than its factorization.

444424022424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6172555879 (or 6172555872 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 444424022424 its reverse (424220424444), we get a palindrome (868644446868).

The spelling of 444424022424 in words is "four hundred forty-four billion, four hundred twenty-four million, twenty-two thousand, four hundred twenty-four".