443243030340420 has 72 divisors (see below), whose sum is σ = 1350426783311424. Its totient is φ = 117677444755008.

The previous prime is 443243030340391. The next prime is 443243030340437. The reversal of 443243030340420 is 24043030342344.

443243030340420 is a `hidden beast` number, since 4 + 4 + 3 + 2 + 4 + 303 + 0 + 340 + 4 + 2 + 0 = 666.

It is a super-2 number, since 2×443243030340420² (a number of 30 digits) contains 22 as substring.

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

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 23 ways as a sum of consecutive naturals, for example, 5423882664 + ... + 5423964383.

It is an arithmetic number, because the mean of its divisors is an integer number (18755927545992).

Almost surely, 2^{443243030340420} is an apocalyptic number.

It is an amenable number.

443243030340420 is an abundant number, since it is smaller than the sum of its proper divisors (907183752971004).

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

443243030340420 is a wasteful number, since it uses less digits than its factorization.

443243030340420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10847847289 (or 10847847284 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

Adding to 443243030340420 its reverse (24043030342344), we get a palindrome (467286060682764).

The spelling of 443243030340420 in words is "four hundred forty-three trillion, two hundred forty-three billion, thirty million, three hundred forty thousand, four hundred twenty".