44444242420020 has 72 divisors (see below), whose sum is σ = 134817070227840. Its totient is φ = 11851545827520.

The previous prime is 44444242419949. The next prime is 44444242420133. The reversal of 44444242420020 is 2002424244444.

44444242420020 is a `hidden beast` number, since 4 + 4 + 4 + 4 + 4 + 2 + 424 + 200 + 20 = 666.

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 23 ways as a sum of consecutive naturals, for example, 5934721 + ... + 11140439.

It is an arithmetic number, because the mean of its divisors is an integer number (1872459308720).

Almost surely, 2^{44444242420020} is an apocalyptic number.

It is an amenable number.

44444242420020 is an abundant number, since it is smaller than the sum of its proper divisors (90372827807820).

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

44444242420020 is a wasteful number, since it uses less digits than its factorization.

44444242420020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5253165 (or 5253160 counting only the distinct ones).

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

Adding to 44444242420020 its reverse (2002424244444), we get a palindrome (46446666664464).

The spelling of 44444242420020 in words is "forty-four trillion, four hundred forty-four billion, two hundred forty-two million, four hundred twenty thousand, twenty".